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Cornell University Press, 1967
Buku Teks
Artikel Jurnal
The Korea Development Institute, 1998
Buku Teks
Sussman, Maurice
Prentice-Hall, 1964
Buku Teks
Mohamad Gibran Rachimadhi
Fakultas Teknik Universitas Indonesia, 2016
UI - Skripsi (Membership)