Harvard University. Graduate School of Education. (1985). The Harvard education letter. Published by the Harvard Graduate School of Education in association with Harvard University Press.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Harvard University. Graduate School of Education. The Harvard Education Letter. [Cambridge, MA]: Published by the Harvard Graduate School of Education in association with Harvard University Press, 1985.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Harvard University. Graduate School of Education. The Harvard Education Letter. Published by the Harvard Graduate School of Education in association with Harvard University Press, 1985.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.