KOTLER, Philip, KARTAJAYA, Hermawan and Iwan SETIAWAN. Marketing 5.0: technology for humanity. Hoboken: John Wiley & Sons, 2021. 206 p. ISBN 978-1-119-66851-0.
KOTLER, Philip and Kevin Lane KELLER. Marketing Management. 15th ed. Boston: Pearson, 2016. 692 p. ISBN 0132102927 .
MALHOTRA, K. Naresh. Marketing Research. An Applied Approach. 7th ed. Harlow: Prentice Hall, 2019. 864 p. ISBN 978-0136085430 .