Παραπομπή APA

Noble, K. G. (1931). Biology of the amphibia. MMCGRAW HILL.

Παραπομπή Chicago Style

Noble, Kingsley G. Biology of the Amphibia. NEWYORK: MMCGRAW HILL, 1931.

Παραπομπή MLA

Noble, Kingsley G. Biology of the Amphibia. MMCGRAW HILL, 1931.