Peterson, D. B., & Hicks, M. D. J. (1995). Development First: Strategies for Self-Development. Personnel Decisions International.
Chicago-viite (17. p.)Peterson, David B., ja Mary Dee Johnson Hicks. Development First: Strategies for Self-Development. Minneapolis: Personnel Decisions International, 1995.
MLA-viite (9. p.)Peterson, David B., ja Mary Dee Johnson Hicks. Development First: Strategies for Self-Development. Personnel Decisions International, 1995.
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