Gaya APA

Katsigris, C., Thomas, C. (2007). E-BOOK : THE BAR & BEVERAGE BOOK, FOURTH EDITION (4). New York: JOHN WILEY & SONS, INC..

Gaya MLA

Katsigris, Costas., Thomas, Chris. "E-BOOK : THE BAR & BEVERAGE BOOK, FOURTH EDITION". 4 New York: JOHN WILEY & SONS, INC., 2007. Text.