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Buku Teks
Morrison, John
Penguin Books, 1985
Buku Teks
Febrianto Ardiansyah
Fakultas Teknik Universitas Indonesia, 2021
UI - Skripsi Membership
Crawford, R.M.
Hutchinson's University Library, 1955
Buku Teks
Crawford, R.M.
Hutchinson University Library, 1952.
Buku Teks