APA (7th ed.) Citation

Tintero, F. L., & Manacsa, F. R. (2002). World geography affected by world upheavals (Rev. ed.). Katha Pub.

Chicago Style (17th ed.) Citation

Tintero, Felipa L., and Felicitas R. Manacsa. World Geography Affected by World Upheavals. Rev. ed. Quezon City: Katha Pub, 2002.

MLA (9th ed.) Citation

Tintero, Felipa L., and Felicitas R. Manacsa. World Geography Affected by World Upheavals. Rev. ed. Katha Pub, 2002.