Sinicki, A. (2019). Successful Email Marketing for Businesses: Use Email Marketing to Promote a Product, Service, or Brand (1st edition.). Apress.
Chicago-Zitierstil (17. Ausg.)Sinicki, Adam. Successful Email Marketing for Businesses: Use Email Marketing to Promote a Product, Service, or Brand. 1st edition. [Erscheinungsort nicht ermittelbar]: Apress, 2019.
MLA-Zitierstil (9. Ausg.)Sinicki, Adam. Successful Email Marketing for Businesses: Use Email Marketing to Promote a Product, Service, or Brand. 1st edition. Apress, 2019.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.