Cite
MLA Citation
Scott Selikoff and Jeanne Boyarsky. OCP Oracle Certified Professional Java SE 11 Developer Practice Tests : Exam 1Z0-819 and Upgrade Exam 1Z0-817. Sybex, 2021. http://access.bl.uk/ark:/81055/vdc_100113812036.0x000001
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Scott Selikoff and Jeanne Boyarsky. OCP Oracle Certified Professional Java SE 11 Developer Practice Tests : Exam 1Z0-819 and Upgrade Exam 1Z0-817. Sybex, 2021. http://access.bl.uk/ark:/81055/vdc_100113812036.0x000001