replacement part numbers

How do I find the correct part number for a replacement LCD for my Macbook Pro without actually removing the screen. the details are as follows:

Model Name: MacBook Pro

Model Identifier: MacBookPro5,4

Processor Name: Intel Core 2 Duo

Processor Speed: 2.53 GHz

Number of Processors: 1

Total Number of Cores: 2

L2 Cache: 3 MB

Memory: 4 GB

Bus Speed: 1.07 GHz

Boot ROM Version: MBP53.00AC.B03

SMC Version (system): 1.49f2

Serial Number (system): W89390AE7XJ

Hardware UUID: 2BE8F00E-8CC0-52BE-BCF3-A05FE9071C92

Sudden Motion Sensor:

State: Enabled

Part No: MC118B/A

Model No: A1286

Thanks