Castro, P., Lopez, M., & Tan, M. (2007). Lessons to success. Enterprise.
Lua i Stíl Chicago (17ú heag.)Castro, PA, MRA Lopez, agus MDC Tan. "Lessons to Success." Enterprise 2007.
Lua MLA (9ú heag.)Castro, PA, et al. "Lessons to Success." Enterprise, 2007.
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