APA (7th ed.) Citation

Hartl, J., & Greig, P. (2018). Heart Fire. Muddy Pearl.

Chicago Style (17th ed.) Citation

Hartl, Johannes, and Pete Greig. Heart Fire. Edinburgh, Scotland: Muddy Pearl, 2018.

MLA (9th ed.) Citation

Hartl, Johannes, and Pete Greig. Heart Fire. Muddy Pearl, 2018.

Warning: These citations may not always be 100% accurate.