APA aipamena

Ewing, D. W. (1958). Long-range planning for management.

Chicago Style aipamena

Ewing, David W. Long-range Planning for Management. 1958.

MLA aipamena

Ewing, David W. Long-range Planning for Management. 1958.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.