APA (7th ed.) Citation

Cabrera, R. E. (1992). Light years (2nd ed.). Kalikasan Press.

Chicago Style (17th ed.) Citation

Cabrera, Rodrigo E. Light Years. 2nd ed. Manila: Kalikasan Press, 1992.

MLA (9th ed.) Citation

Cabrera, Rodrigo E. Light Years. 2nd ed. Kalikasan Press, 1992.