Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.