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The Free Press, 1958
Buku Teks
Ade Husnul Mawadah
2007
UI - Tesis (Membership)
Muhammad Abdurrazaq
Universitas Indonesia, 1987
UI - Skripsi (Membership)
Enderton, Herbert B.
San Diego Academic Press 1972,
Buku Teks
Feinberg, Samuel
New York Fairchild Publications c.1960,
Buku Teks