Cita APA (7a ed.)

Power, J. H. (1970). Protection and trade preferences. Institute of Economic Development and Research, School of Economics, University of the Philippines.

Cita Chicago Style (17a ed.)

Power, John H. Protection and Trade Preferences. [Quezon City]: Institute of Economic Development and Research, School of Economics, University of the Philippines, 1970.

Cita MLA (9a ed.)

Power, John H. Protection and Trade Preferences. Institute of Economic Development and Research, School of Economics, University of the Philippines, 1970.