APA

Bly R., . (1999). The Encyclopedia of Business Letters, Fax Memos, and E-Mail. [Б. м.]: Career Press.

Chicago

Bly R.W, . 1999. The Encyclopedia of Business Letters, Fax Memos, and E-Mail. [Б. м.]: Career Press.

Harvard

Bly R., . (1999). The Encyclopedia of Business Letters, Fax Memos, and E-Mail. [Б. м.]: Career Press.

MLA

Bly R.W, . The Encyclopedia of Business Letters, Fax Memos, and E-Mail. [Б. м.]: Career Press. 1999.