Blass, . L., & Laurie Blass; Pamela Hartmann. (2007). Quest 1: Listening and speaking. Boston, MA: McGraw-Hill Higher Education.
Chicago ZitierstilBlass, Laurie, und Laurie Blass; Pamela Hartmann. Quest 1: Listening and Speaking. Boston, MA: McGraw-Hill Higher Education, 2007.
MLA ZitierstilBlass, Laurie, und Laurie Blass; Pamela Hartmann. Quest 1: Listening and Speaking. Boston, MA: McGraw-Hill Higher Education, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.