Boyarsky, J., & Selikoff, S. (2020). OCP Oracle Certified Professional Java SE 11 Programmer I: Study guide : exam 1Z0-815. John Wiley & Sons, Incorporated.
Lua i Stíl Chicago (17ú heag.)Boyarsky, Jeanne, agus Scott Selikoff. OCP Oracle Certified Professional Java SE 11 Programmer I: Study Guide : Exam 1Z0-815. Newark: John Wiley & Sons, Incorporated, 2020.
Lua MLA (8ú heag.)Boyarsky, Jeanne, agus Scott Selikoff. OCP Oracle Certified Professional Java SE 11 Programmer I: Study Guide : Exam 1Z0-815. John Wiley & Sons, Incorporated, 2020.
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