Cita APA (7th ed.)

Manalac, G. S. (1978). Vision of tomorrow. Mansons Pub. House.

Cita Chicago (17th ed.)

Manalac, Gaudencio S. Vision of Tomorrow. San Juan, Metro Manila: Mansons Pub. House, 1978.

Cita MLA (9th ed.)

Manalac, Gaudencio S. Vision of Tomorrow. Mansons Pub. House, 1978.