Lapworth, P., & Sills, C. (2011). An introduction to transactional analysis. Sage.
シカゴスタイル引用形Lapworth, Phil, , Charlotte Sills. An Introduction to Transactional Analysis. New Delhi: Sage, 2011.
MLA引用形式Lapworth, Phil, , Charlotte Sills. An Introduction to Transactional Analysis. Sage, 2011.
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