ARMSTRONG, Garry and Philip Kotler. Marketing: An Introduction. 15th ed. Harlow: Pearson, 2022. 704 p. ISBN 9780137476459 .
GREWAL, Dhruv and Michael LEVY. Marketing. 8th ed. New York: McGraw Hill, 2021. 736 p. ISBN 978-1260717433.
KOTLER, Philip, Kevin KELLER, Mairead BRADY, Malcolm GOODMAN and Torben HANSEN. Marketing Management. 4th European ed. Harlow: Pearson, 2019. 840 p. ISBN 978-1292248448.