Gaya APA

dkk., U, K. (2000). Muhammadiyah pemberdayaan umat? . Surakarta: Muhammadiyah University Press.

Gaya MLA

dkk., Umar, Kayam,. "Muhammadiyah pemberdayaan umat?". Surakarta: Muhammadiyah University Press, 2000. Text.