APA (7. basım) Alıntı

DUGGER, J. (1992). Business Letter For Busy People Jim Dugger. Golden Books Centre.

Chicago Style (17. basım) Atıf

DUGGER, Jim. Business Letter For Busy People Jim Dugger. Golden Books Centre, 1992.

MLA (8th ed.) Atıf

DUGGER, Jim. Business Letter For Busy People Jim Dugger. Golden Books Centre, 1992.