Wagonseller, B. R. (1977). The art of parenting, parents manual: Behaviour management techniques: motivation. Research Press.
Chicago-viite (17. p.)Wagonseller, Bill R. The Art of Parenting, Parents Manual: Behaviour Management Techniques: Motivation. Champaign, Ill.: Research Press, 1977.
MLA-viite (8. p.)Wagonseller, Bill R. The Art of Parenting, Parents Manual: Behaviour Management Techniques: Motivation. Research Press, 1977.
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