Rybak, Stephanie
Breakthrough further French / Stephanie Rybak; editor, Brian Hill
Macmillan and Co., 1985
 Buku Teks
Botany : a textbook for colleges/ J. Ben Hill... (et al.)
McGraw-Hill, 1960
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Business communication/Lee, Williams Lajuana… (et al.)
Houghton Miffiln, 1980
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Studying strategies : strategies 4. A core concept course for the first certificate examination / Brian Abbs ... [et al]
Longman, 1989
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Freshwater field tests for hazard asssessment of chemicals / edited by Ian R. Hill...[et al.]
Lewis Publishers, 1994
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