APA-referens

Robinson, R. A. (2004). The friendship book: The art of making and keeping friends.

Chicago-stil citat

Robinson, Rita; Author. The Friendship Book: The Art of Making and Keeping Friends. New Delhi, Viva Books Private Ltd, 2004.

MLA-referens

Robinson, Rita; Author. The Friendship Book: The Art of Making and Keeping Friends. 2004.