International Bureau of Education & International Conference on Public Education. (1967). The shortage of secondary school teachers: Research in comparative education. International Bureau of Education; Unesco.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিInternational Bureau of Education এবং International Conference on Public Education. The Shortage of Secondary School Teachers: Research in Comparative Education. Geneva, Paris: International Bureau of Education; Unesco, 1967.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিInternational Bureau of Education এবং International Conference on Public Education. The Shortage of Secondary School Teachers: Research in Comparative Education. International Bureau of Education; Unesco, 1967.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.