Dyfyniad APA

Waldman, J. (2013). Heartbeats in the muck: The history, sea life, and environment of New York Harbor (Rev. ed.). Empire States Editions.

Dyfyniad Arddull Chicago

Waldman, John. Heartbeats in the Muck: The History, Sea Life, and Environment of New York Harbor. Rev. ed. New York: Empire States Editions, 2013.

Dyfyniad MLA

Waldman, John. Heartbeats in the Muck: The History, Sea Life, and Environment of New York Harbor. Rev. ed. Empire States Editions, 2013.

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