Ellsworth, R. E. (1970). The School library: Facilities for independent study in the secondary school. Educational Facilities Laboratories.
Citação do estilo Chicago (17ª ed.)Ellsworth, Ralph E. The School Library: Facilities for Independent Study in the Secondary School. U.S.A: Educational Facilities Laboratories, 1970.
Citação MLA (9ª ed.)Ellsworth, Ralph E. The School Library: Facilities for Independent Study in the Secondary School. Educational Facilities Laboratories, 1970.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.