ebrary, Inc, Fowlie, H., & Sills, C. (2011). Relational transactional analysis: Principles in practice. Karnac.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रebrary, Inc, Heather Fowlie, और Charlotte Sills. Relational Transactional Analysis: Principles in Practice. London: Karnac, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्रebrary, Inc, et al. Relational Transactional Analysis: Principles in Practice. Karnac, 2011.
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