Cita APA (7a ed.)

(2002). Improve your business basics: Philippine edition. Module 2, Purchasing. International Labour Organization.

Cita Chicago Style (17a ed.)

Improve Your Business Basics: Philippine Edition. Module 2, Purchasing. International Labour Organization, 2002.

Cita MLA (9a ed.)

Improve Your Business Basics: Philippine Edition. Module 2, Purchasing. International Labour Organization, 2002.