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