APA (7. basım) Alıntı

GRIKSCHEIT GRAY M. (1981). HANDBOOK OF SELLING. JOHN WILEY AND SONS.

Chicago Style (17. basım) Atıf

GRIKSCHEIT GRAY M. HANDBOOK OF SELLING. NEW DELHI: JOHN WILEY AND SONS, 1981.

MLA (9th ed.) Atıf

GRIKSCHEIT GRAY M. HANDBOOK OF SELLING. JOHN WILEY AND SONS, 1981.