APA (7. basım) Alıntı

Hasson, G. (2022). 21 Day Mindfulness Challenge. John Murray Learning.

Chicago Style (17. basım) Atıf

Hasson, Gill. 21 Day Mindfulness Challenge. UK: John Murray Learning, 2022.

MLA (9th ed.) Atıf

Hasson, Gill. 21 Day Mindfulness Challenge. John Murray Learning, 2022.