Παραπομπή APA

Walker, M. L. (1938). Urban blight and slums: Economic and legal factors in their origin, reclamation and prevention. Russell & Russell.

Παραπομπή Chicago Style

Walker, Mabel L. Urban Blight and Slums: Economic and Legal Factors in Their Origin, Reclamation and Prevention. New York: Russell & Russell, 1938.

Παραπομπή MLA

Walker, Mabel L. Urban Blight and Slums: Economic and Legal Factors in Their Origin, Reclamation and Prevention. Russell & Russell, 1938.