APA Zitierstil

Porterfield, J. D. Community Health in United in the United states. Voice of America.

Chicago Zitierstil

Porterfield, John D. Community Health in United in the United States. New York: Voice of America.

MLA Zitierstil

Porterfield, John D. Community Health in United in the United States. Voice of America.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.