Παραπομπή APA

Young, M. L. (1985). Scientific and technical organization and agencies' directory. Gale Research Co.

Παραπομπή Chicago Style

Young, Margaret Labash. Scientific and Technical Organization and Agencies' Directory. Detroit: Gale Research Co, 1985.

Παραπομπή MLA

Young, Margaret Labash. Scientific and Technical Organization and Agencies' Directory. Gale Research Co, 1985.