APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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