Cita APA (7a ed.)

Heslep, R. D. (1997). Philosophical thinking in educational practice. Praeger.

Cita Chicago Style (17a ed.)

Heslep, Robert D. Philosophical Thinking in Educational Practice. Westport, Conn.: Praeger, 1997.

Cita MLA (8a ed.)

Heslep, Robert D. Philosophical Thinking in Educational Practice. Praeger, 1997.