Sunim, H. (2018). The things you can see only when you slow down: How to be calm in a busy world. Penguin Life, an imprint of Penguin Books.
Citazione stile Chigago Style (17a edizione)Sunim, Haemin. The Things You Can See Only When You Slow Down: How to Be Calm in a Busy World. United kingdom: Penguin Life, an imprint of Penguin Books, 2018.
Citatione MLA (8a ed.)Sunim, Haemin. The Things You Can See Only When You Slow Down: How to Be Calm in a Busy World. Penguin Life, an imprint of Penguin Books, 2018.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.