Muckian, M. W. (2009). The Business letter handbook: How to write letter & memos for every business situation.
استشهاد بنمط شيكاغوMuckian, Michael; Woods. The Business Letter Handbook: How to Write Letter & Memos for Every Business Situation. Adams Media, 2009.
MLA استشهادMuckian, Michael; Woods. The Business Letter Handbook: How to Write Letter & Memos for Every Business Situation. 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.