Ellsworth, R. E., & Wagener, H. D. (1968). The school library: Facilities for independent study in the secondary school. [New York]: Educational Facilities Laboratories.
Παραπομπή Chicago StyleEllsworth, Ralph E., and Hobart D. Wagener. The School Library: Facilities for Independent Study in the Secondary School. [New York]: Educational Facilities Laboratories, 1968.
Παραπομπή MLAEllsworth, Ralph E., and Hobart D. Wagener. The School Library: Facilities for Independent Study in the Secondary School. [New York]: Educational Facilities Laboratories, 1968.
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