APA Style

Ireland, R, D. et al (2012). Entrepreneurship: Successfully Launching New Ventures (Pearson Horizon Edition) (4th). Harlow, England: Pearson Education.

MLA Style

Ireland, R., Duane. et al. "Entrepreneurship: Successfully Launching New Ventures (Pearson Horizon Edition)". 4th Harlow, England: Pearson Education, 2012. Text.