APA Style

Mann, R, A., Roberts, A, S. (2016). Essentials of Business Law and the Legal Environment (12th edition). United States of America: Cengage Learning Customer.

MLA Style

Mann, Richard, A.., Roberts, Arry, S.. "Essentials of Business Law and the Legal Environment". 12th edition United States of America: Cengage Learning Customer, 2016. Text.