Aquino, R. J., Deomano, J. J. V., & Santos, J. A. K. (1999). A methods engineering study on Ana Shoe Manufacturing Company. College of Engineering.
Cita Chicago (17th ed.)Aquino, Ryan Jose, Johanna Jeraldine V. Deomano, i Jose Angel K. Santos. A Methods Engineering Study on Ana Shoe Manufacturing Company. Diliman, Quezon City: College of Engineering, 1999.
Cita MLA (9th ed.)Aquino, Ryan Jose, et al. A Methods Engineering Study on Ana Shoe Manufacturing Company. College of Engineering, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.