A study on the sales trends of the selected pizza firms in Metro Manila

by Aquino, Almabella A., De Leon, Carmina S., Nepomuceno, Ma. Victoria L.
Published 1982

Self-concept of sampaguita vendors as young workers (6 case studies)

by Candelario, Jessica Joy V., de Leon, Carmina C., Tangan, Anne Princess N.
Published 1986