Dyfyniad APA

Department of Health, Education, and Welfare. (1961). Psychopharmacology service center bulletin (First edition.). Advisory Board.

Dyfyniad Arddull Chicago

Department of Health, Education, and Welfare. Psychopharmacology Service Center Bulletin. First edition. Maryland: Advisory Board, 1961.

Dyfyniad MLA

Department of Health, Education, and Welfare. Psychopharmacology Service Center Bulletin. First edition. Advisory Board, 1961.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.