Sigelman, C. K., De George, L., Cunial, K., Kohler, M., Ballam, N., & Rider, E. (2022). Life span human development (Australian and New Zealand 4th edition.). Cengage Learning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSigelman, Carol K., Linda De George, Kimberley Cunial, Mark Kohler, Nadine Ballam, और Elizabeth Rider. Life Span Human Development. Australian and New Zealand 4th edition. Australia: Cengage Learning, 2022.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSigelman, Carol K., et al. Life Span Human Development. Australian and New Zealand 4th edition. Cengage Learning, 2022.
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