(1966). International trade and development, theory and policy. Warszawa: PWN-Polish Scientific Publishers.
استشهاد بنمط شيكاغوInternational Trade and Development, Theory and Policy. Warszawa: PWN-Polish Scientific Publishers, 1966.
MLA استشهادInternational Trade and Development, Theory and Policy. Warszawa: PWN-Polish Scientific Publishers, 1966.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.