Cita APA (7th ed.)
Witkowski, P. J. (1987). A Review of surface-water sediment fractions and their interactions with persistent manmade organic compounds. United States Government Print. Office.
Cita Chicago (17th ed.)
Witkowski, Patrick J. A Review of Surface-water Sediment Fractions and Their Interactions with Persistent Manmade Organic Compounds. Washington: United States Government Print. Office, 1987.
Cita MLA (9th ed.)
Witkowski, Patrick J. A Review of Surface-water Sediment Fractions and Their Interactions with Persistent Manmade Organic Compounds. United States Government Print. Office, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.