Cita APA (7a ed.)
ebrary, Inc, Yudkin, M., Gutzman, A. D., & Holland, A. (2002). Best practices in marketing with email newsletters: For marketers and publishers. MarketingSherpa, Inc..
Cita Chicago Style (17a ed.)
ebrary, Inc, Marcia Yudkin, Alexis D. Gutzman, y Anne Holland. Best Practices in Marketing with Email Newsletters: For Marketers and Publishers. Portsmouth, R.I.: MarketingSherpa, Inc., 2002.
Cita MLA (9a ed.)
ebrary, Inc, et al. Best Practices in Marketing with Email Newsletters: For Marketers and Publishers. MarketingSherpa, Inc., 2002.
Precaución: Estas citas no son 100% exactas.