Sanchez, Custodiosa A. Psychology applied to business and industry / Custodiosa A. Sanchez, Elvi S. Berin. - 3rd edition. - Mandaluyong City : National Book Store, c1997. - 230 pages ; 22 cm. Bibliography:page 207-216. Includes index. ISBN: 9710859366 Subjects--Topical Terms: Business psychology.