APA (7e ed.) Bronvermelding

Gringa, D. I. (2017). The mystery of history. Lodabar Press.

Chicago (17e ed.) Bronvermelding

Gringa, D. Ixeh. The Mystery of History. United States of America: Lodabar Press, 2017.

MLA (8e ed.) Bronvermelding

Gringa, D. Ixeh. The Mystery of History. Lodabar Press, 2017.