Citazione Stile APA (7a Edizione)

Schomburg, C. E. (1982). People and culture ([Bd.] 6.). Economy.

Citazione stile Chigago Style (17a edizione)

Schomburg, Carl E. People and Culture. [Bd.] 6. Oklahoma City [u.a.]: Economy, 1982.

Citatione MLA (9a ed.)

Schomburg, Carl E. People and Culture. [Bd.] 6. Economy, 1982.