APA-Zitierstil (7. Ausg.)

King, F. W., & Cree, D. A. (1987). English business letters: Commercial correspondence for foreign students (2. new ed., 9. impr.). Longman.

Chicago-Zitierstil (17. Ausg.)

King, Frederick W., und Doris A. Cree. English Business Letters: Commercial Correspondence for Foreign Students. 2. new ed., 9. impr. Harlow, Essex: Longman, 1987.

MLA-Zitierstil (9. Ausg.)

King, Frederick W., und Doris A. Cree. English Business Letters: Commercial Correspondence for Foreign Students. 2. new ed., 9. impr. Longman, 1987.