Cita APA (7th ed.)
Frost, S. E. (1947). Essentials of History of education. Barron's Educational Series, Inc..
Cita Chicago (17th ed.)
Frost, S. E. Essentials of History of Education. [s.l.]: Barron's Educational Series, Inc., 1947.
Cita MLA (9th ed.)
Frost, S. E. Essentials of History of Education. Barron's Educational Series, Inc., 1947.
Atenció: Aquestes cites poden no estar 100% correctes.