Josephine, T. (2011). Kiat menjdi Supervisor. Gramedia.
Chicago Style (17th ed.) CitationJosephine, Tobing. Kiat Menjdi Supervisor. Gramedia, 2011.
MLA (8th ed.) CitationJosephine, Tobing. Kiat Menjdi Supervisor. Gramedia, 2011.
Warning: These citations may not always be 100% accurate.