APA aipamena

Hansen, A. H. (1960). Economic issues of the 1960s.

Chicago Style aipamena

Hansen, Alvin H. Economic Issues of the 1960s. McGraw-Hill book Co, Inc, NewYork, 1960.

MLA aipamena

Hansen, Alvin H. Economic Issues of the 1960s. 1960.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.