Gregutt, P. (2010). Washington wines and wineries: The essential guide (2nd ed., completely rev. and expanded.). University of California Press.
Chicago-Zitierstil (17. Ausg.)Gregutt, Paul. Washington Wines and Wineries: The Essential Guide. 2nd ed., completely rev. and expanded. Berkeley: University of California Press, 2010.
MLA-Zitierstil (9. Ausg.)Gregutt, Paul. Washington Wines and Wineries: The Essential Guide. 2nd ed., completely rev. and expanded. University of California Press, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.