H, B. A. (1996). Menulis surat & memo efektif = Writing effective letters and memos. Arean.
Chicago Style (17th ed.) CitationH, BELL. Arthur. Menulis Surat & Memo Efektif = Writing Effective Letters and Memos. Arean, 1996.
MLA (8th ed.) CitationH, BELL. Arthur. Menulis Surat & Memo Efektif = Writing Effective Letters and Memos. Arean, 1996.
Warning: These citations may not always be 100% accurate.