Gaya APA

HELLER, H.Robert. (1968). International Trade, Theory and empirical evidence . New Jersey: Prentice Hall.

Gaya Chicago

HELLER, H.Robert. International Trade, Theory and empirical evidence. New Jersey: Prentice Hall, 1968. Monograf.

Gaya MLA

HELLER, H.Robert. International Trade, Theory and empirical evidence. New Jersey: Prentice Hall, 1968. Monograf.

Gaya Turabian

HELLER, H.Robert. International Trade, Theory and empirical evidence. New Jersey: Prentice Hall, 1968. Monograf.