APA-viite

Ortaz, M. (2001). Diet seasonality and food overlap among fishes of the upper Orituco stream, northern Venezuela.

Chicago-tyylinen lähdeviittaus

Ortaz, Mario. Diet Seasonality and Food Overlap Among Fishes of the Upper Orituco Stream, Northern Venezuela. 2001.

MLA-viite

Ortaz, Mario. Diet Seasonality and Food Overlap Among Fishes of the Upper Orituco Stream, Northern Venezuela. 2001.

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