Andres, T. Q. D. (1997). How to be globally competitive (an ISO guide). Giraffe Books.
Cita Chicago (17th ed.)Andres, Tomas Quintin D. How to Be Globally Competitive (an ISO Guide). Quezon City: Giraffe Books, 1997.
Cita MLA (9th ed.)Andres, Tomas Quintin D. How to Be Globally Competitive (an ISO Guide). Giraffe Books, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.