APA-ийн эшлэл(7 дахь хэвлэлт)

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

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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

MLA -ийн эшлэл (9 дэх хэвлэлт)

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