APA Style
Umali, P, , S, M.
(2007).
Logic : the art of living with reason
.
Intramuros, Manila:
Mindshapers.
MLA Style
Umali, Pepe, , San, Miguel.
"Logic : the art of living with reason".
Intramuros, Manila:
Mindshapers,
2007.
Text.