APA (7th ed.) Citation

Lefcourt, H. M. (1976). Locus of control: Current trends in theory and research. L. Erlbaum Associates.

Chicago Style (17th ed.) Citation

Lefcourt, Herbert M. Locus of Control: Current Trends in Theory and Research. Hillsdale, N.J.: L. Erlbaum Associates, 1976.

MLA (9th ed.) Citation

Lefcourt, Herbert M. Locus of Control: Current Trends in Theory and Research. L. Erlbaum Associates, 1976.