ARMSTRONG, Gary and Gary T. ARMSTRONG. Marketing: An Introduction. 14th ed. Harlow: Pearson, 2019. 680 p. ISBN 9781292294865 .
KOTLER, Philip and Gary ARMSTRONG. Principles of Marketing. 18th ed. Harlow: Pearson, 2020. 731 p. ISBN 9781292341132 .
KOTLER, Philip, Kevin L. KELLER and Alexander CHERNEV. Marketing Management. 16th ed. Harlow: Pearson, 2021. 608 p. ISBN 978-0135887158 .