Mayeroff, M. (1991). Seni memperhatikan. Pustaka Utama Gramedia.
Chicago Style CitationMayeroff, Milton. Seni Memperhatikan. Pustaka Utama Gramedia, 1991.
MLA CitationMayeroff, Milton. Seni Memperhatikan. Pustaka Utama Gramedia, 1991.
Warning: These citations may not always be 100% accurate.