Berry, D. M. (1971). A Guide to Writing Research Papers. McGraw Hill book.
Chicago Edition CitationBerry, Dorothea M. A Guide to Writing Research Papers. New York: McGraw Hill book, 1971.
Cita MLABerry, Dorothea M. A Guide to Writing Research Papers. McGraw Hill book, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.