International Professional Development Association. Professional development in education. Routledge, Taylor & Francis Group : International Professional Development Association.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিInternational Professional Development Association. Professional Development in Education. Abingdon, U.K.: Routledge, Taylor & Francis Group : International Professional Development Association.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিInternational Professional Development Association. Professional Development in Education. Routledge, Taylor & Francis Group : International Professional Development Association.
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