Dyfyniad APA

Stern, K. R., Bidlack, J. E., & Jansky, S. (2008). Introductory plant biology (11th ed.). McGraw-Hill Higher Education.

Dyfyniad Arddull Chicago

Stern, Kingsley Rowland, James E. Bidlack, and Shelley Jansky. Introductory Plant Biology. 11th ed. Boston: McGraw-Hill Higher Education, 2008.

Dyfyniad MLA

Stern, Kingsley Rowland, et al. Introductory Plant Biology. 11th ed. McGraw-Hill Higher Education, 2008.

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