Cita APA (7a ed.)

(1937). Annual report of the commissionar of labor submitted to the Governor of Puerto Rico.

Cita Chicago Style (17a ed.)

Annual Report of the Commissionar of Labor Submitted to the Governor of Puerto Rico. San Juan, 1937.

Cita MLA (9a ed.)

Annual Report of the Commissionar of Labor Submitted to the Governor of Puerto Rico. 1937.