Manalac, G. S. (1978). Vision of tomorrow. Mansons Pub. House.
芝加哥风格引文Manalac, Gaudencio S. Vision of Tomorrow. San Juan, Metro Manila: Mansons Pub. House, 1978.
MLA引文Manalac, Gaudencio S. Vision of Tomorrow. Mansons Pub. House, 1978.
警告：这些引文格式不一定是100％准确.