@BOOK{ Book!D - 100323430,
AUTHOR = "/ by Robert C. Nickerson",
TITLE = "Cobal programming, a structured approach",
LIBRARY= "کتابخانه مؤسسه ژئوفیزیک (دانشگاه تهران)",
SUBJECT = "Cobol)computer program language,Structured programming",
URL = "/book/100323430/Cobal-programming-a-structured-approach/"}