Dyfyniad APA

Smith, V. (1986). Invertebrate animals of freshwater. Oxford: Basil Blackwell.

Dyfyniad Arddull Chicago

Smith, Victor. Invertebrate Animals of Freshwater. Oxford: Basil Blackwell, 1986.

Dyfyniad MLA

Smith, Victor. Invertebrate Animals of Freshwater. Oxford: Basil Blackwell, 1986.

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