Cita APA (7th ed.)

Velasquez, G. T. (1989). Phycological research in the Philippines. National Academy of Science and Technology.

Cita Chicago (17th ed.)

Velasquez, Gregorio T. Phycological Research in the Philippines. Taguig, Metro Manila: National Academy of Science and Technology, 1989.

Cita MLA (9th ed.)

Velasquez, Gregorio T. Phycological Research in the Philippines. National Academy of Science and Technology, 1989.