Dyfyniad APA

Goudie, L., Norman, M. D., & Finn, J. (2013). Sponges: A Museum Victoria field guide to marine life. Museum Victoria.

Dyfyniad Arddull Chicago

Goudie, Lisa, Mark Douglas Norman, and Julian Finn. Sponges: A Museum Victoria Field Guide to Marine Life. Melbourne: Museum Victoria, 2013.

Dyfyniad MLA

Goudie, Lisa, et al. Sponges: A Museum Victoria Field Guide to Marine Life. Museum Victoria, 2013.

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