Cita APA (7th ed.)

Toledo, J. M. (2009). Platypus. University of the Philippines Press.

Cita Chicago (17th ed.)

Toledo, Joel M. Platypus. Quezon City: University of the Philippines Press, 2009.

Cita MLA (9th ed.)

Toledo, Joel M. Platypus. University of the Philippines Press, 2009.