Cita APA (7th ed.)

American Public Health Association. (1970). Recommended procedures for the examination of sea water and shellfish (4th ed.).

Cita Chicago (17th ed.)

American Public Health Association. Recommended Procedures for the Examination of Sea Water and Shellfish. 4th ed. New York, 1970.

Cita MLA (9th ed.)

American Public Health Association. Recommended Procedures for the Examination of Sea Water and Shellfish. 4th ed. 1970.