J.Keating, C. (1988). Bagaimana Menghadapi Orang Sulit. Kanisius.
Chicago Style (17th ed.) CitationJ.Keating, Charles. Bagaimana Menghadapi Orang Sulit. Kanisius, 1988.
MLA (8th ed.) CitationJ.Keating, Charles. Bagaimana Menghadapi Orang Sulit. Kanisius, 1988.
Warning: These citations may not always be 100% accurate.