Cita APA (7a ed.)

Thomas, H., Healey, P., Thomas, H., & Crawley, I. (1991). Dilemmas of planning practice: Ethics, legitimacy, and the validation of knowledge. Avebury Technical ; Gower Pub. Co.

Cita Chicago Style (17a ed.)

Thomas, Huw, Patsy Healey, Huw Thomas, y Ian Crawley. Dilemmas of Planning Practice: Ethics, Legitimacy, and the Validation of Knowledge. Aldershot, England : Brookfield, Vt., USA: Avebury Technical ; Gower Pub. Co, 1991.

Cita MLA (9a ed.)

Thomas, Huw, et al. Dilemmas of Planning Practice: Ethics, Legitimacy, and the Validation of Knowledge. Avebury Technical ; Gower Pub. Co, 1991.