Supervision concepts and skill-building by Certo, Samuel C.

Discrete mathematics and its applications by Rosen, Kenneth H.

Transportation engineering a practical approach to highway design, traffic analysis, and systems operation by Kuhn, Beverly T.

Available for University of the Philippines Diliman via McGraw-Hill Access Engineering. Click here to access
Also available remotely for University of the Philippines Diliman via McGraw-Hill Access Engineering. Click here to access thru EZproxy

Exploring geology by Reynolds, Stephen J., Johnson, Julia K., Morin, Paul J., Carter, Charles M.

Exploring earth science by Reynolds, Stephen J., Johnson, Julia K., Rohli, Robert V., Waylen, Peter R., Francek, Mark A.

Environmental science a study of interrelationships by Enger, Eldon D., Smith, Bradley F.

Physical geology by Plummer, Charles C., Carlson, Diane H., Hammersley, Lisa

Introduction to geographic information systems by Chang, Kang-Tsung

Nester's microbiology a human perspective by Anderson, Denise G., Salm, Sarah N., Allen, Deborah, Nester, Eugene W.

Biology by Mader, Sylvia S., Windelspecht, Michael