Gaya APA

Senge, M, S, P, D, P. (1999). Reflections of Leadership (Renungan tentang Kepemimpinan) . Batam Centre: Karisma Publishing Group.

Gaya MLA

Senge, M., Scott, Peck, Dan, Peter. "Reflections of Leadership (Renungan tentang Kepemimpinan)". Batam Centre: Karisma Publishing Group, 1999. Text.