Bamba, R. N., Picache, U. G., & Castillo, J. B. (1976). The U.P. College of Engineering Library: An analysis of the usage patterns and attitudes of engineering students towards its resources, facilities and services.

Bamba, Rosemarie N., Ursula G. Picache, и Jovito B. Castillo. The U.P. College of Engineering Library: An Analysis of the Usage Patterns and Attitudes of Engineering Students Towards Its Resources, Facilities and Services. Quezon City : Institute of Library Science, University of the Philippines Diliman, 1976.

Bamba, Rosemarie N., et al. The U.P. College of Engineering Library: An Analysis of the Usage Patterns and Attitudes of Engineering Students Towards Its Resources, Facilities and Services. 1976.