APA aipamena

Garbutt, D. (1967). Planning for profits. Gee & Co.

Chicago Style aipamena

Garbutt, Douglas. Planning for Profits. London: Gee & Co, 1967.

MLA aipamena

Garbutt, Douglas. Planning for Profits. Gee & Co, 1967.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.