Cita APA (7th ed.)

Villegas, B. M. (1995). Productivity: Path to global competitiveness (2nd ed.). Southeast ASian Science Foundation, Inc.

Cita Chicago (17th ed.)

Villegas, Bernardo Malvar. Productivity: Path to Global Competitiveness. 2nd ed. Metro Manila: Southeast ASian Science Foundation, Inc, 1995.

Cita MLA (9th ed.)

Villegas, Bernardo Malvar. Productivity: Path to Global Competitiveness. 2nd ed. Southeast ASian Science Foundation, Inc, 1995.