NEW to MIFARE CLASSIC

Hi guys, I'm KID and I'm new to MIFARE CLASSIC. I am just wondering if the code in green below would be a piece of useful information. Before moving on to Authentication of the keys A and B, is there any guide can be recommended to me? Thanks for the support and guidance 

root@root:~# pcsc_scan
PC/SC device scanner
V 1.4.16 (c) 2001-2009, Ludovic Rousseau <ludovic.rousseau@free.fr>
Compiled with PC/SC lite version: 1.5.3
Scanning present readers...
0: ACS ACR122U 00 00

Sun Nov 27 12:14:22 2011
Reader 0: ACS ACR122U 00 00
  Card state: Card inserted,
  ATR: 3B 8F 80 01 80 4F 0C A0 00 00 03 06 03 00 01 00 00 00 00 6A

ATR: 3B 8F 80 01 80 4F 0C A0 00 00 03 06 03 00 01 00 00 00 00 6A
+ TS = 3B --> Direct Convention
+ T0 = 8F, Y(1): 1000, K: 15 (historical bytes)
  TD(1) = 80 --> Y(i+1) = 1000, Protocol T = 0
-----
  TD(2) = 01 --> Y(i+1) = 0000, Protocol T = 1
-----
+ Historical bytes: 80 4F 0C A0 00 00 03 06 03 00 01 00 00 00 00
  Category indicator byte: 80 (compact TLV data object)
    Tag: 4, len: F (initial access data)
      Initial access data: 0C A0 00 00 03 06 03 00 01 00 00 00 00
+ TCK = 6A (correct checksum)

Possibly identified card (using /usr/share/pcsc/smartcard_list.txt):
3B 8F 80 01 80 4F 0C A0 00 00 03 06 03 00 01 00 00 00 00 6A
    Philips MIFARE Standard (1 Kbytes EEPROM)
    http://www.nxp.com/products/identificat … e/classic/
    RFID - ISO 14443 Type A - Transport for London Oyster
    ACOS5/1k Mirfare