APA (7e ed.) Bronvermelding

Penas, N. P. (1977). Acceleration and extraction voltages for a particle accelerator. University of the Philippines Library.

Chicago (17e ed.) Bronvermelding

Penas, Nazario P. Acceleration and Extraction Voltages for a Particle Accelerator. Quezon City: University of the Philippines Library, 1977.

MLA (9e ed.) Bronvermelding

Penas, Nazario P. Acceleration and Extraction Voltages for a Particle Accelerator. University of the Philippines Library, 1977.