Folsom, R. H., Gordon, M. W., Spanogle, J. A., & Fitzgelad, P. L. 2009 documents supplement for international business transactions: A problem-oriented coursebook tenth edition and ; international business transactions: trade and economic relations first edition.
Chicago Style (17. basım) AtıfFolsom, Ralph Haughwout, Michael W. Gordon, John A. Spanogle, ve Peter L. Fitzgelad. 2009 Documents Supplement for International Business Transactions: A Problem-oriented Coursebook Tenth Edition and ; International Business Transactions: Trade and Economic Relations First Edition.
MLA (9th ed.) AtıfFolsom, Ralph Haughwout, et al. 2009 Documents Supplement for International Business Transactions: A Problem-oriented Coursebook Tenth Edition and ; International Business Transactions: Trade and Economic Relations First Edition.