APA-referens

Kending, K. (2008). Sink or float ?: Thought problems in math and physics. The Mathematical Association of America.

Chicago-stil citat

Kending, Keith. Sink or Float ?: Thought Problems in Math and Physics. Washington: The Mathematical Association of America, 2008.

MLA-referens

Kending, Keith. Sink or Float ?: Thought Problems in Math and Physics. The Mathematical Association of America, 2008.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.