Virkler, P. (1994). Dialog dengan Tuhan: Membuka Pintu bagi Doa 2 Arah. Metanoia Bookstore & Publishing.
Chicago Style (17th ed.) CitationVirkler, Patti. Dialog Dengan Tuhan: Membuka Pintu Bagi Doa 2 Arah. Metanoia Bookstore & Publishing, 1994.
MLA (8th ed.) CitationVirkler, Patti. Dialog Dengan Tuhan: Membuka Pintu Bagi Doa 2 Arah. Metanoia Bookstore & Publishing, 1994.
Warning: These citations may not always be 100% accurate.