Cita APA (7th ed.)

Friedlander, W. A. (1968). Introduction to social welfare (3rd ed.). Prentice-Hall.

Cita Chicago (17th ed.)

Friedlander, Walter A. Introduction to Social Welfare. 3rd ed. Englewood Cliffs: Prentice-Hall, 1968.

Cita MLA (9th ed.)

Friedlander, Walter A. Introduction to Social Welfare. 3rd ed. Prentice-Hall, 1968.