APA aipamena

LIPSEY, R. G. Economics Richard G. Lipsey And Peter O. Steiner. Harper International Edition.

Chicago Style aipamena

LIPSEY, Richard G. Economics Richard G. Lipsey And Peter O. Steiner. Harper International Edition.

MLA aipamena

LIPSEY, Richard G. Economics Richard G. Lipsey And Peter O. Steiner. Harper International Edition.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.