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McGraw-Hill, 1964
Buku Teks
Waldo, Willis H.
Reinhold Pub,Co., 1960
Koleksi Publik
Churchill Livingstone, 2003
Buku Teks
Weisman, Herman M.
Charles E. Merrill Publishing Company, 1980
Buku Teks
Bogg, Daisy, author
McGraw-Hill, 2012
Buku Teks