APA (7th ed.) Citation

Wynar, L. R., Buttlar, L., & Wynar, A. T. (1975). Encyclopedic directory of ethnic organizations in the United States. Libraries Unlimited.

Chicago Style (17th ed.) Citation

Wynar, Lubomyr Roman, Lois Buttlar, and Anna T. Wynar. Encyclopedic Directory of Ethnic Organizations in the United States. Littleton, Colo.: Libraries Unlimited, 1975.

MLA (9th ed.) Citation

Wynar, Lubomyr Roman, et al. Encyclopedic Directory of Ethnic Organizations in the United States. Libraries Unlimited, 1975.