APA (7. basım) Alıntı

Hass, K. (1969). Creative salesmanship understanding essentials. George Press.

Chicago Style (17. basım) Atıf

Hass, K. Creative Salesmanship Understanding Essentials. London: George Press, 1969.

MLA (9th ed.) Atıf

Hass, K. Creative Salesmanship Understanding Essentials. George Press, 1969.