Massachusetts Association of Boards of Health, American Public Health Association. Laboratory Section, & American Public Health Association. (1907). American journal of public hygiene: Official organ of the Massachusetts Association of Boards of Health and of the American Public Health Association, Laboratory Section. B.R. Rickards.
Παραπομπή σε μορφή Chicago (17η εκδ.)Massachusetts Association of Boards of Health, American Public Health Association. Laboratory Section, και American Public Health Association. American Journal of Public Hygiene: Official Organ of the Massachusetts Association of Boards of Health and of the American Public Health Association, Laboratory Section. Boston, Mass.: B.R. Rickards, 1907.
Παραπομπή σε μορφή MLA (8th εκδ.)Massachusetts Association of Boards of Health, et al. American Journal of Public Hygiene: Official Organ of the Massachusetts Association of Boards of Health and of the American Public Health Association, Laboratory Section. B.R. Rickards, 1907.