Rummel, J. F., & Ballaine, W. C. (1963). Research methodology in business. Harper & row.
Chicago Style aipamenaRummel, J. Francis, and Wesley C. Ballaine. Research Methodology in Business. New York: Harper & row, 1963.
MLA aipamenaRummel, J. Francis, and Wesley C. Ballaine. Research Methodology in Business. Harper & row, 1963.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.