APA

Posnansky A., . (1945). My concepts About the Origin of American Man, and P. Rivet's Book. : .

Chicago

Posnansky Arthur, . 1945. My concepts About the Origin of American Man, and P. Rivet's Book. : .

Harvard

Posnansky A., . (1945). My concepts About the Origin of American Man, and P. Rivet's Book. : .

MLA

Posnansky Arthur, . My concepts About the Origin of American Man, and P. Rivet's Book. : . 1945.