APA (7. basım) Alıntı

THE COMPLETE .. (1988). The complete book of contemporary business letters. Round Lake Pub.

Chicago Style (17. basım) Atıf

THE COMPLETE .. The Complete Book of Contemporary Business Letters. Connecticut: Round Lake Pub, 1988.

MLA (9th ed.) Atıf

THE COMPLETE .. The Complete Book of Contemporary Business Letters. Round Lake Pub, 1988.