Young, M. L. (1985). Scientific and technical organization and agencies directory. Gale Research.
استشهاد بنمط شيكاغوYoung, Margaret Labash. Scientific and Technical Organization and Agencies Directory. Detroit: Gale Research, 1985.
MLA استشهادYoung, Margaret Labash. Scientific and Technical Organization and Agencies Directory. Gale Research, 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.