Sách/BookAuthors: Robert H. Frank (2021)
"Our fourth streamlined edition arrives in the midst of some of the most dramatic upheavals ever witnessed, both in the economy generally and in higher education in particular. The COVID-19 pandemic has produced levels of unemployment not seen since the Great Depression and has created dramatic changes in the ways we teach across educational institutions at every level. These developments have reinforced our confidence in the instructional philosophy that motivated us to produce our first edition"-- 
