Olela, H. The African Foundations of Greek Philosophy: Henry Olela. African philosophy : an anthology.(1998).
Chicago-Zitierstil (17. Ausg.)Olela, Henry. "The African Foundations of Greek Philosophy: Henry Olela." African Philosophy : An Anthology.(1998) .
MLA-Zitierstil (8. Ausg.)Olela, Henry. "The African Foundations of Greek Philosophy: Henry Olela." African Philosophy : An Anthology.(1998), .
警告:這些引文格式不一定是100%准確.