Lombardo, T. J. (1987). The reciprocity of perceiver and environment. Lawrence Erlbaum Assoc..
Cita Chicago (17th ed.)Lombardo, Thomas J. The Reciprocity of Perceiver and Environment. Hillsdale: Lawrence Erlbaum Assoc., 1987.
Cita MLA (9th ed.)Lombardo, Thomas J. The Reciprocity of Perceiver and Environment. Lawrence Erlbaum Assoc., 1987.
Atenció: Aquestes cites poden no estar 100% correctes.