Crown, Sidney. Essential principles of psychiatry. - London : Pitman Medical, 1970. Includes bibliographies. ISBN: 027279242X 60/- LCCN: 72500622 Nat. Bib. No.: B70-22855 Subjects--Topical Terms: Psychiatry.Mental disorders. LC Class. No.: RC454 / .C76 1970 Dewey Class. No.: 616.89 National Library of Medicine Call No.: WM 100 C956c 1970