Cita APA (7a ed.)

Heft, H. (2001). Ecological psychology in context: James Gibson, Roger Barker, and the legacy of William James's radical empiricism. L. Erlbaum.

Cita Chicago Style (17a ed.)

Heft, Harry. Ecological Psychology in Context: James Gibson, Roger Barker, and the Legacy of William James's Radical Empiricism. Mahwah, N.J.: L. Erlbaum, 2001.

Cita MLA (9a ed.)

Heft, Harry. Ecological Psychology in Context: James Gibson, Roger Barker, and the Legacy of William James's Radical Empiricism. L. Erlbaum, 2001.