Παραπομπή APA

Perlman,Richard. (1976). The economics of poverty. McGraw Hill Book Company.

Παραπομπή Chicago Style

Perlman,Richard. The Economics of Poverty. New York: McGraw Hill Book Company, 1976.

Παραπομπή MLA

Perlman,Richard. The Economics of Poverty. McGraw Hill Book Company, 1976.