Lock, Robert D. Taking charge of your career direction: career planning guide / Robert D. Lock. - 3rd ed. - Pacific Grove, Ca.: Brooks/Cole Publishing Co., 1996. - 362 p. : ill. ; 23 cm. - Career planning guide bk.1 . p. 349-350. ISBN: 0534340008 RM78.50 Subjects--Topical Terms: Vocational guidance