Engineering research bulletin.
APA Citation
Pennsylvania State University. College of Engineering., Pennsylvania State University. Dept. of Engineering Research., Pennsylvania State College. Engineering Experiment Station., Pennsylvania State College. Department of Engineering Research. Engineering research bulletin. University Park, Pa. [etc.].
MLA Citation
Pennsylvania State University. College of Engineering, Pennsylvania State University. Dept. of Engineering Research, Pennsylvania State College. Engineering Experiment Station, and Pennsylvania State College. Department of Engineering Research. Engineering Research Bulletin. University Park, Pa. [etc.],
Warning: These citations may not always be complete (especially for serials).