Gaya APA

Lougheed, Lin. (2003). Business Correspondence (2 nd ed). New York: LONGMAN.

Gaya Chicago

Lougheed, Lin. Business Correspondence. 2 nd ed New York: LONGMAN, 2003. .

Gaya MLA

Lougheed, Lin. Business Correspondence. 2 nd ed New York: LONGMAN, 2003. .

Gaya Turabian

Lougheed, Lin. Business Correspondence. 2 nd ed New York: LONGMAN, 2003. .