Shaughnessy, P. (2013). Ruby under a microscope: An illustrated guide to ruby internals. No Starch Press.
Chicago-viite (17. p.)Shaughnessy, Pat. Ruby Under a Microscope: An Illustrated Guide to Ruby Internals. San Francisco: No Starch Press, 2013.
MLA-viite (9. p.)Shaughnessy, Pat. Ruby Under a Microscope: An Illustrated Guide to Ruby Internals. No Starch Press, 2013.
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