APA

Upjhpn Light R., . (1944). The progress of medical geography. New York-US: Geografical record.

Chicago

Upjhpn Light Richard, . 1944. The progress of medical geography. New York-US: Geografical record.

Harvard

Upjhpn Light R., . (1944). The progress of medical geography. New York-US: Geografical record.

MLA

Upjhpn Light Richard, . The progress of medical geography. New York-US: Geografical record. 1944.