Παραπομπή APA

Abdul Kalam, A., & A.P.J Abdul Kalam. (2012). Turning points. HarperCollins.

Παραπομπή Chicago Style

Abdul Kalam, A.P.J, και A.P.J Abdul Kalam. Turning Points. Noida: HarperCollins, 2012.

Παραπομπή MLA

Abdul Kalam, A.P.J, και A.P.J Abdul Kalam. Turning Points. HarperCollins, 2012.