APA (7th ed.) Citation

Bär, E., Boshouwers, S., & Hannay, M. (2018). WOW worlds of wonder. Bis Publishers.

Chicago Style (17th ed.) Citation

Bär, Erik, Stan Boshouwers, and Mark Hannay. WOW Worlds of Wonder. Amsterdam: Bis Publishers, 2018.

MLA (9th ed.) Citation

Bär, Erik, et al. WOW Worlds of Wonder. Bis Publishers, 2018.