Ang ating kaligayahan isang aklat na inihahandog sa mga ina at mga guro na hinusay ni B. Roos.

Bibliographic Details
Main Author:	Roos, Bernardo (Author)
Format:	Book
Language:	Filipino
Published:	Manila Catholic Trade School 1934.
Subjects:	Catholic Church > Tagalog. > Catechisms and creeds. Religious education of children.