A comparative study on the market acceptance of each of the six (6) leading decorative paint brands in the Philippine paint industry

由 Ferrer, Ferdinand, Silapan, Remedios, Siy, Albert, Young, Jenny
出版 1982

A study on the fringe benefits given to the employees of the Philippine Marines

由 Eleazar, Patricia, Siy, Albert, Tirona, Maria Teresa, Young, Jenny
出版 1981