APA aipamena

Gupta, G. (1990). Managerial Economics G.s. Gupta. McGraw-Hill.

Chicago Style aipamena

Gupta, G.S. Managerial Economics G.s. Gupta. McGraw-Hill, 1990.

MLA aipamena

Gupta, G.S. Managerial Economics G.s. Gupta. McGraw-Hill, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.