APA
William C. Hoida, . (1951). Biological Abstracts (sec h). Phillidelphia: Univerity Of Phillidelphia.
Chicago
William C. Hoida, . 1951. Biological Abstracts (sec h). Phillidelphia: Univerity Of Phillidelphia.
Harvard
William C. Hoida, . (1951). Biological Abstracts (sec h). Phillidelphia: Univerity Of Phillidelphia.
MLA
William C. Hoida, . Biological Abstracts (sec h). Phillidelphia: Univerity Of Phillidelphia. 1951.