Kempfer, H., & Kempfer, H. (1996). How to reduce dropouts in distance education (1. edición --.). San José, C.R.: UNED.
Chicago Style CitationKempfer, Homer, and Homer Kempfer. How to Reduce Dropouts in Distance Education. 1. edición --. San José, C.R.: UNED, 1996.
MLA CitationKempfer, Homer, and Homer Kempfer. How to Reduce Dropouts in Distance Education. 1. edición --. San José, C.R.: UNED, 1996.
Warning: These citations may not always be 100% accurate.