APA-referens

Gilbert, S. F., & Singer, S. R. (2006). Developmental biology (8th ed.). Sinauer Associates.

Chicago-stil citat

Gilbert, Scott F., och Susuan R. Singer. Developmental Biology. 8th ed. Massachusetts: Sinauer Associates, 2006.

MLA-referens

Gilbert, Scott F., och Susuan R. Singer. Developmental Biology. 8th ed. Sinauer Associates, 2006.