APA aipamena

McGregor, D. (1960). Sickness Absence Among Forestry Workers in the North of Scotland, 1958.

Chicago Style aipamena

McGregor, Donald. Sickness Absence Among Forestry Workers in the North of Scotland, 1958. 1960.

MLA aipamena

McGregor, Donald. Sickness Absence Among Forestry Workers in the North of Scotland, 1958. 1960.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.