MLA

Njoku, Leonard A Jason, and R. Burke Johnson. The Psychology of Peace Promotion. Springer International Publishing, 2019.

APA

Njoku, N., Jason, L. A, & Johnson, R. Burke. (2019). The Psychology of Peace Promotion. Springer International Publishing.

Chicago

Njoku, Leonard A Jason, and R. Burke Johnson. The Psychology of Peace Promotion. : Springer International Publishing, 2019.