Cita APA

Porterifield, J. D. Community health in the United States. U.S. Information Agency.

Citación estilo Chicago

Porterifield, John D. Community Health in the United States. Washington: U.S. Information Agency.

Cita MLA

Porterifield, John D. Community Health in the United States. U.S. Information Agency.

Warning: These citations may not always be 100% accurate.