Likert, R. (1961). New patterns of management. McGraw-Hill.
Chicago Style aipamenaLikert, Rensis. New Patterns of Management. Tokyo: McGraw-Hill, 1961.
MLA aipamenaLikert, Rensis. New Patterns of Management. McGraw-Hill, 1961.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.