Ceregatti Longo, J. S., & Fedel Pinto, F. (2013). Instant Apache Wicket 6. Packt Publishing.
Lua i Stíl Chicago (17ú heag.)Ceregatti Longo, João Sávio, agus Felipe Fedel Pinto. Instant Apache Wicket 6. Birmingham, England: Packt Publishing, 2013.
Lua MLA (9ú heag.)Ceregatti Longo, João Sávio, agus Felipe Fedel Pinto. Instant Apache Wicket 6. Packt Publishing, 2013.
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