Newhouse, B. S. (1984). HOW TO PREPARE GMAT (GRADUATE MANAGEMENT ADMISSION TEST). McGraw-Hill.
Chicago-viite (17. p.)Newhouse, Bertha S. HOW TO PREPARE GMAT (GRADUATE MANAGEMENT ADMISSION TEST). McGraw-Hill, 1984.
MLA-viite (8. p.)Newhouse, Bertha S. HOW TO PREPARE GMAT (GRADUATE MANAGEMENT ADMISSION TEST). McGraw-Hill, 1984.
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