Super, Donald E., author
Harper & Row , 1962
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Super, Donald E., author
Harper, 1962
Buku Teks
Wright, Malcohlm D., author
Prestasi Pustaka , 2005
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Rahayu Surtiati Hidayat, author
Intermasa, 1990
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Reilly, Dorothy E., author
Appleton-Century Crofts, 1978
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