@BOOK{ Book!D - 90059058,
AUTHOR = " Michael Fitzgerald.",
TITLE = "Ruby pocket reference /",
LIBRARY= "مرکز و کتابخانه مطالعات اسلامی به زبان‌های اروپایی",
SUBJECT = "Object-oriented programming (Computer science),Ruby (Computer program language)",
URL = "/book/90059058/Ruby-pocket-reference/"}