by Jack Canfield ... [and others]
Health Communication, 1997
Buku Teks
Yogi Sumakto, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2006
UI - Tesis (Membership)
Pearson, Hesketh
London Methuan and Company 1946
Buku Teks
Malka, Salomon, author
JC Latties, 2006
Buku Teks
Gibran, Jean, author
Avenel Books, 1981
Buku Teks