Cita APA (7th ed.)

Roces, A. R., & Gillis, S. (2010). Sym: The power of struggle. The Crucible Workshop.

Cita Chicago (17th ed.)

Roces, Alfredo R., i Sandie Gillis. Sym: The Power of Struggle. Mandaluyong City, Philippines: The Crucible Workshop, 2010.

Cita MLA (9th ed.)

Roces, Alfredo R., i Sandie Gillis. Sym: The Power of Struggle. The Crucible Workshop, 2010.