@BOOK{ Book!D - 90381948,
AUTHOR = " Russ Olsen.",
TITLE = "Eloquent Ruby /",
LIBRARY= "مرکز و کتابخانه مطالعات اسلامی به زبان‌های اروپایی",
SUBJECT = "Object-oriented programming languages.,Ruby (Computer program language),Object-oriented programming languages.,Ruby (Computer program language)",
URL = "/book/90381948/Eloquent-Ruby/"}