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Shambhala, 2003
Buku Teks
Cowan, James, author
Simon & Schuster, 1991
Buku Teks
Depkes. RI, 1980
Buku Teks
Kurniawati Negara, author
Universitas Indonesia, 2010
UI - Tesis (Open)
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1990
UI - Skripsi (Membership)