APA ציטוט

Purdom, P. W. (1964). ENVIRONMENTAL HEALTH—PRESENT AND FUTURE: APPLICATION AT THE LOCAL LEVEL.

Citação norma Chicago

Purdom, P. W. ENVIRONMENTAL HEALTH—PRESENT AND FUTURE: APPLICATION AT THE LOCAL LEVEL. 1964.

ציטוט MLA

Purdom, P. W. ENVIRONMENTAL HEALTH—PRESENT AND FUTURE: APPLICATION AT THE LOCAL LEVEL. 1964.