APA Style
O'Brien,Derek, . (2004).
GK with Derek The Ultimate General Knowledge & Quiz Compendium Science and Wildlife Vol 3 (1st Edition).
India:
Penguin Books.
MLA Style
O'Brien,Derek, .
"GK with Derek The Ultimate General Knowledge & Quiz Compendium Science and Wildlife Vol 3".
1st Edition
India:
Penguin Books,
2004.
.