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