Cita APA (7th ed.)
VAILLANT, G. (1987). THE NATURAL HISTORY OF ALCOHOLISM.CAUSES,PATTERNS,AND PATHS TO RECOVERY. HARVARD UNIVERSITY PRESS.
Cita Chicago (17th ed.)
VAILLANT, G.E. THE NATURAL HISTORY OF ALCOHOLISM.CAUSES,PATTERNS,AND PATHS TO RECOVERY. Londres: HARVARD UNIVERSITY PRESS, 1987.
Cita MLA (9th ed.)
VAILLANT, G.E. THE NATURAL HISTORY OF ALCOHOLISM.CAUSES,PATTERNS,AND PATHS TO RECOVERY. HARVARD UNIVERSITY PRESS, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.