By Sherman Ann   MacDonald Leo   in Journal of Science Teacher Education

ISSN:1046-560X|18|4|525-541

Springer Publishing Company ‎(2007)‎

Access to resources Favorite 17.283497

By MacDonald Leo   Anderson Chris K.   Rasmussen Henning   in International Journal of Revenue Management

ISSN:1474-7332|4|1|1-21

Inderscience Publishers‎(2009)‎

Access to resources Favorite 11.962074