Oliver, M. Suzanne, author
Pearson, 2010
Buku Teks
Garrison, Ray H.,
Irwin/McGraw-Hill, 2000
Buku Teks
Hilton, Ronald W., author
New York , McGraw-Hill
Buku Teks
Garrison, Ray H.,
Irwin Mcgraw-Hill, 2003
Buku Teks
Garrison, Ray h.
McGraw-Hill , 2000
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