APA (7th ed.) Citation

Demetrio, F. R., Fernando, G. C., & Zialcita, F. N. (1991). The soul book. GCF Books.

Chicago Style (17th ed.) Citation

Demetrio, Francisco R., Gilda Cordero- Fernando, and Fernando N. Zialcita. The Soul Book. Quezon City: GCF Books, 1991.

MLA (9th ed.) Citation

Demetrio, Francisco R., et al. The Soul Book. GCF Books, 1991.