Akademiker wie Ingrid Bracey, Leiterin der University of Massachusetts am Amherst College Without Walls empfahl Studenten, bei ihren Professoren anzufragen, ob frühere Ausgaben zulässig seien.
Academics like Ingrid Bracey, director of the University of Massachusetts at Amherst's College Without Walls, suggest students check with their professors to see if previous editions are acceptable.