Dyfyniad APA
Moynaham, B., Cavanagh, T., Kramer, S., Graham, H., & Shannon, M. (2007). Gray matters. Momentum.
Dyfyniad Arddull Chicago
Moynaham, Bridget, Tom Cavanagh, Sue Kramer, Heather Graham, and Molly Shannon. Gray Matters. [UK]: Momentum, 2007.
Dyfyniad MLA
Moynaham, Bridget, et al. Gray Matters. Momentum, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.