APA

Ewalt P. L., . (1997). Social policy: reform, research & practice. Washington, D.C: National Association of Social Workers.

Chicago

Ewalt Patricia L, . 1997. Social policy: reform, research & practice. Washington, D.C: National Association of Social Workers.

Harvard

Ewalt P. L., . (1997). Social policy: reform, research & practice. Washington, D.C: National Association of Social Workers.

MLA

Ewalt Patricia L, . Social policy: reform, research & practice. Washington, D.C: National Association of Social Workers. 1997.