Frazier, S. H. (1974). Research Publications Assosiation for Research in Nervous and Mental Diseases. The Williams & Wilkins Company.
Cita Chicago (17th ed.)Frazier, Shervert H. Research Publications Assosiation for Research in Nervous and Mental Diseases. New York: The Williams & Wilkins Company, 1974.
Cita MLA (9th ed.)Frazier, Shervert H. Research Publications Assosiation for Research in Nervous and Mental Diseases. The Williams & Wilkins Company, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.