Cita APA

Tam, W. H., & Burgess, S. M. (1977). The developmental changes in the placenta of the guinea-pig.

Chicago Style Citation

Tam, W H., i S M. Burgess. The Developmental Changes in the Placenta of the Guinea-pig. 1977.

Cita MLA

Tam, W H., i S M. Burgess. The Developmental Changes in the Placenta of the Guinea-pig. 1977.