Cita APA

Ellsworth, R. E. (1970). The School library: Facilities for independent study in the secondary school. Educational Facilities Laboratories.

Citación estilo Chicago

Ellsworth, Ralph E. The School Library: Facilities for Independent Study in the Secondary School. U.S.A: Educational Facilities Laboratories, 1970.

Cita MLA

Ellsworth, Ralph E. The School Library: Facilities for Independent Study in the Secondary School. Educational Facilities Laboratories, 1970.

Warning: These citations may not always be 100% accurate.