APA (7e ed.) Bronvermelding

Bhattacharya, P. S. (2018). When coal turned gold. Penguin Random house.

Chicago (17e ed.) Bronvermelding

Bhattacharya, Partha Sarathi. When Coal Turned Gold. Gurgaon: Penguin Random house, 2018.

MLA (9e ed.) Bronvermelding

Bhattacharya, Partha Sarathi. When Coal Turned Gold. Penguin Random house, 2018.