Azul, J. J. R., & Cabbab, J. F. A. (2011). The development and evaluation of a social bookmarking service prototype for the University of the Philippines Diliman School of Library and Information Studies.

Azul, Jason James R., and Johann Frederick A. Cabbab. The Development and Evaluation of a Social Bookmarking Service Prototype for the University of the Philippines Diliman School of Library and Information Studies. Quezon City : School of Library and Information Studies, University of the Philippines Diliman, 2011.

Azul, Jason James R., and Johann Frederick A. Cabbab. The Development and Evaluation of a Social Bookmarking Service Prototype for the University of the Philippines Diliman School of Library and Information Studies. 2011.