Style de citation APA (7e éd.)

Alonzo, R. P. (1979). Social valuation of labor in a developing economy. s.n.].

Style de citation Chicago (17e éd.)

Alonzo, Ruperto P. Social Valuation of Labor in a Developing Economy. [Manila: s.n.], 1979.

Style de citation MLA (9e éd.)

Alonzo, Ruperto P. Social Valuation of Labor in a Developing Economy. s.n.], 1979.