Allen, K. (2016). Theory, Research, and Practical Guidelines for Family Life Coaching. Springer International Publishing : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)Allen, Kimberly. Theory, Research, and Practical Guidelines for Family Life Coaching. Cham: Springer International Publishing : Imprint: Springer, 2016.
Παραπομπή σε μορφή MLA (8th εκδ.)Allen, Kimberly. Theory, Research, and Practical Guidelines for Family Life Coaching. Springer International Publishing : Imprint: Springer, 2016.
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