APA

Bovée C. L., . (1989). Techniques of writing business letters, memos, and reports. Los Angeles, Calif: Roxbury Pub.

Chicago

Bovée Courtland L, . 1989. Techniques of writing business letters, memos, and reports. Los Angeles, Calif: Roxbury Pub.

Harvard

Bovée C. L., . (1989). Techniques of writing business letters, memos, and reports. Los Angeles, Calif: Roxbury Pub.

MLA

Bovée Courtland L, . Techniques of writing business letters, memos, and reports. Los Angeles, Calif: Roxbury Pub. 1989.