Groenen, C. (1979). panggilan Kristen: Dasar-dasar hidup religius. Kanisius.
Chicago Style (17th ed.) CitationGroenen, C. Panggilan Kristen: Dasar-dasar Hidup Religius. Kanisius, 1979.
MLA (8th ed.) CitationGroenen, C. Panggilan Kristen: Dasar-dasar Hidup Religius. Kanisius, 1979.
Warning: These citations may not always be 100% accurate.