Coletta, A. J., & Coletta, K. (1986). Year 'round activities for two-year-old children. Center for Applied Research in Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रColetta, Anthony J., और Kathleen Coletta. Year 'Round Activities for Two-year-old Children. West Nyack, N.Y: Center for Applied Research in Education, 1986.
एमएलए (9वां संस्करण) प्रशस्ति पत्रColetta, Anthony J., और Kathleen Coletta. Year 'Round Activities for Two-year-old Children. Center for Applied Research in Education, 1986.
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