I used Jasc Pine Wood Fill on mine
feel free to use any wood you wish

start by opening a new image 600 x 600
add new layer
load 01 back
FF (Flood Fill) wood pattern
size 100 angle 0
color adjust -20 contrast 0

new layer
load 02 bottom shelf dark
FF wood size 100 angle 90
colors adjust
brightness -35 contrast 0
apply again

new layer
load 03 bottom shelf
FF wood
apply inner bevel with following settings
second shape bevel 
width 5
smoothness 3
depth 1
ambiance and shininess 0
angle 315
intensity 45
elevation 35
color white

new layer
load 04 shelf 2 dark
FF wood
colors adjust
brightness -35 contrast 0
apply again

new layer
load 05 shelf 2
FF wood
apply inner bevel with following settings
second shape bevel 
width 5
smoothness 3
depth 1
ambiance and shininess 0
angle 315
intensity 45
elevation 35
color white

new layer
load 06 shelf 1 dark
FF wood
colors adjust
brightness -35 contrast 0
 again

new layer
load 07 shelf 1
FF wood
apply inner bevel with following settings
second shape bevel 
width 5
smoothness 3
depth 1
ambiance and shininess 0
angle 315
intensity 45
elevation 35
color white

new layer
load 08 side 1
FF wood
size 100 angle 0
apply inner bevel with following settings
second shape bevel 
width 6
smoothness 73
depth 2
ambiance 31
shininess 60
angle 315
intensity 50
elevation 20
color white

new layer
load 09 side 2
FF wood
size 100 angle 0
apply inner bevel with following settings
second shape bevel 
width 6
smoothness 73
depth 2
ambiance 31
shininess 60
angle 45
intensity 50
elevation 20
color white

new layer
load 10 top dark
FF wood
angle 90
colors adjust
brightness -45 contrast 0

new layer
load 11 top
FF wood
apply inner bevel with following settings
second shape bevel 
width 5
smoothness 3
depth 1
ambiance and shininess 0
angle 315
intensity 45
elevation 35
color white
 
then apply the following drop shadow
vertical 10
horizontal 0
opacity 55
blur 10
color black

new layer
load 12 top top
FF wood
apply same inner bevel

new layer
load 13 top round
apply inner bevel with following settings
second shape bevel
width 6
smoothness 73
depth 2
ambiance 31
shininess 60
angle 45
intensity 50
elevation 20
color white
that's it I think we're done
thank you Lisa and Opal for testing for me
you both did a great job!