APA-viite

Duda, T. F., & Palumbi, S. R. (1999). Developmental shifts and species selection in gastropods. The National Academy of Sciences.

Chicago-tyylinen lähdeviittaus

Duda, Thomas F., ja Stephen R. Palumbi. Developmental Shifts and Species Selection in Gastropods. The National Academy of Sciences, 1999.

MLA-viite

Duda, Thomas F., ja Stephen R. Palumbi. Developmental Shifts and Species Selection in Gastropods. The National Academy of Sciences, 1999.

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