APA استشهاد

Sedgwick, A. (1908). Students text book of zoology (Vol.3): :Amphioxus and vertebrata. Central book depot.

استشهاد بنمط شيكاغو

Sedgwick, Adam. Students Text Book of Zoology (Vol.3): :Amphioxus and Vertebrata. Allahabad: Central book depot, 1908.

MLA استشهاد

Sedgwick, Adam. Students Text Book of Zoology (Vol.3): :Amphioxus and Vertebrata. Central book depot, 1908.