Cita APA

Massachusetts Association of Boards of Health., American Public Health Association. Laboratory Section., & American Public Health Association. American journal of public hygiene. Boston, Mass.: B.R. Rickards.

Chicago Style Citation

Massachusetts Association of Boards of Health., American Public Health Association. Laboratory Section, i American Public Health Association. American Journal of Public Hygiene. Boston, Mass.: B.R. Rickards.

Cita MLA

Massachusetts Association of Boards of Health., American Public Health Association. Laboratory Section, i American Public Health Association. American Journal of Public Hygiene. Boston, Mass.: B.R. Rickards.