Heidenreich, C. A. (1969). A dictionary of general psychology: Basic terminology and key concepts. McCutchan Publishing Corporation.
Cita Chicago (17th ed.)Heidenreich, Charles A. A Dictionary of General Psychology: Basic Terminology and Key Concepts. Berkeley: McCutchan Publishing Corporation, 1969.
Cita MLA (9th ed.)Heidenreich, Charles A. A Dictionary of General Psychology: Basic Terminology and Key Concepts. McCutchan Publishing Corporation, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.