Παραπομπή APA

Dewey M. (1978). The library of congress in perspective. R R Bowker.

Παραπομπή Chicago Style

Dewey M. The Library of Congress in Perspective. London: R R Bowker, 1978.

Παραπομπή MLA

Dewey M. The Library of Congress in Perspective. R R Bowker, 1978.