Dyfyniad APA
Lobel, B., & Hirschfeld, R. M. A. (1984). Depression: What we know. U.S. Dept. of Health and Human Services, Public Health Service, Alcohol, Drug Abuse, and Mental Health Administration, National Institute of Mental Health ; For sale by the Supt. of Docs., U.S. G.P.O..
Dyfyniad Arddull Chicago
Lobel, Brana, and Robert M. A. Hirschfeld. Depression: What We Know. Rockville, Md. : [Washington, D.C.: U.S. Dept. of Health and Human Services, Public Health Service, Alcohol, Drug Abuse, and Mental Health Administration, National Institute of Mental Health ; For sale by the Supt. of Docs., U.S. G.P.O., 1984.
Dyfyniad MLA
Lobel, Brana, and Robert M. A. Hirschfeld. Depression: What We Know. U.S. Dept. of Health and Human Services, Public Health Service, Alcohol, Drug Abuse, and Mental Health Administration, National Institute of Mental Health ; For sale by the Supt. of Docs., U.S. G.P.O., 1984.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.