APA aipamena

Hajek, V. G. (1965). Project engineering: Profitable technical program management. McGraw-Hill.

Chicago Style aipamena

Hajek, Victor G. Project Engineering: Profitable Technical Program Management. McGraw-Hill, 1965.

MLA aipamena

Hajek, Victor G. Project Engineering: Profitable Technical Program Management. McGraw-Hill, 1965.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.