Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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