Cita APA (7a ed.)

Ilusorio, R. K. (1987). Human involution. Multinational Foundation, Inc.

Cita Chicago Style (17a ed.)

Ilusorio, Ramon K. Human Involution. [Manila]: Multinational Foundation, Inc, 1987.

Cita MLA (9a ed.)

Ilusorio, Ramon K. Human Involution. Multinational Foundation, Inc, 1987.