Citazione APA

Toerien, M. J. (1971). The developmental morphology of the chondrocranium of Podiceps cristatus. University of Stellenbosch.

Stile di citazione Chicago

Toerien, M. J. The Developmental Morphology of the Chondrocranium of Podiceps Cristatus. Stellenbosch: University of Stellenbosch, 1971.

Citazione MLA

Toerien, M. J. The Developmental Morphology of the Chondrocranium of Podiceps Cristatus. University of Stellenbosch, 1971.