Cita APA
Hahn, J. L. (1931). A critical Evaluation of a supervisory program in Kindergarten-primary grades. Teachers College, Columbia Univ.
Citación estilo Chicago
Hahn, Julia Letheld. A Critical Evaluation of a Supervisory Program in Kindergarten-primary Grades. New York: Teachers College, Columbia Univ, 1931.
Cita MLA
Hahn, Julia Letheld. A Critical Evaluation of a Supervisory Program in Kindergarten-primary Grades. Teachers College, Columbia Univ, 1931.
Warning: These citations may not always be 100% accurate.