APA aipamena

SINGER, H. Rich And Poor Countries Hans Singer And Javed Asari. George Allen & Unwin.

Chicago Style aipamena

SINGER, Hans. Rich And Poor Countries Hans Singer And Javed Asari. George Allen & Unwin.

MLA aipamena

SINGER, Hans. Rich And Poor Countries Hans Singer And Javed Asari. George Allen & Unwin.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.