Martin, S., & Layson, M. (2001). Mas mabigat na parusa, ipataw-Noli / Sammy Martin at Mer Layson. Kabayan.
Cita Chicago Style (17a ed.)Martin, Sammy, y Mer Layson. "Mas Mabigat Na Parusa, Ipataw-Noli / Sammy Martin at Mer Layson." Kabayan 2001.
Cita MLA (9a ed.)Martin, Sammy, y Mer Layson. "Mas Mabigat Na Parusa, Ipataw-Noli / Sammy Martin at Mer Layson." Kabayan, 2001.
Precaución: Estas citas no son 100% exactas.