Dyfyniad APA

YOFFIE DAVID B. (1993). BEYOND FREE TRADE: FIRMS GOVTS. GLOBAL COMPETITION. HARVARD BUSINESS REVIEW SCHOOL.

Dyfyniad Arddull Chicago

YOFFIE DAVID B. BEYOND FREE TRADE: FIRMS GOVTS. GLOBAL COMPETITION. BOSTON: HARVARD BUSINESS REVIEW SCHOOL, 1993.

Dyfyniad MLA

YOFFIE DAVID B. BEYOND FREE TRADE: FIRMS GOVTS. GLOBAL COMPETITION. HARVARD BUSINESS REVIEW SCHOOL, 1993.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.