Cita APA (7a ed.)
Seckinger, D. S. (1975). A problem approach to foundations of education. John Wiley.
Cita Chicago Style (17a ed.)
Seckinger, Donald S. A Problem Approach to Foundations of Education. New York: John Wiley, 1975.
Cita MLA (9a ed.)
Seckinger, Donald S. A Problem Approach to Foundations of Education. John Wiley, 1975.
Precaución: Estas citas no son 100% exactas.