National Association for the Education of Young Children & ERIC Clearinghouse on Elementary and Early Childhood Education. (1986). Early childhood research quarterly. Ablex Pub. Corp..
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNational Association for the Education of Young Children এবং ERIC Clearinghouse on Elementary and Early Childhood Education. Early Childhood Research Quarterly. Norwood, NJ: Ablex Pub. Corp., 1986.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিNational Association for the Education of Young Children এবং ERIC Clearinghouse on Elementary and Early Childhood Education. Early Childhood Research Quarterly. Ablex Pub. Corp., 1986.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.