Maramba, R. (1998). The force: Rediscovering the obvious. s.n.
Cita Chicago (17th ed.)Maramba, Ricky. The Force: Rediscovering the Obvious. s.l: s.n, 1998.
Cita MLA (9th ed.)Maramba, Ricky. The Force: Rediscovering the Obvious. s.n, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.