एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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