APA (7th ed.) Citation

Watkins, T. (2004). Dark matter : a thinking fan's guide to Philip Pullman / Tony Watkins: A thinking fan's guide to Philip Pullman. Damaris.

Chicago Style (17th ed.) Citation

Watkins, Tony. Dark Matter : A Thinking Fan's Guide to Philip Pullman / Tony Watkins: A Thinking Fan's Guide to Philip Pullman. Southhampton: Damaris, 2004.

MLA (9th ed.) Citation

Watkins, Tony. Dark Matter : A Thinking Fan's Guide to Philip Pullman / Tony Watkins: A Thinking Fan's Guide to Philip Pullman. Damaris, 2004.

Warning: These citations may not always be 100% accurate.