Gaya APA

LOUGHEED, L. (1993). BUSINESS COMMUNICATION : TEN STEPS TO SUCCESS . NEW YORK: ADDISON WESLEY LONGMAN, Inc.

Gaya MLA

LOUGHEED, LIN. "BUSINESS COMMUNICATION : TEN STEPS TO SUCCESS". NEW YORK: ADDISON WESLEY LONGMAN, Inc, 1993. Prodi S1 Sastra Inggris.