Cita APA (7th ed.)

Tintero, F. L., & Manacsa, F. R. (1996). World geography affected by world upheavals. Katha Pub.

Cita Chicago (17th ed.)

Tintero, Felipa L., i Felicitas R. Manacsa. World Geography Affected by World Upheavals. Quezon City: Katha Pub, 1996.

Cita MLA (9th ed.)

Tintero, Felipa L., i Felicitas R. Manacsa. World Geography Affected by World Upheavals. Katha Pub, 1996.