Cochrane, W. W. (1993). The development of American agriculture: A historical analysis (2nd ed.). University of Minnesota Press.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua i Stíl Chicago (17ú heag.)
Cochrane, Willard Wesley. The Development of American Agriculture: A Historical Analysis. 2nd ed. Minneapolis: University of Minnesota Press, 1993.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua MLA (9ú heag.)
Cochrane, Willard Wesley. The Development of American Agriculture: A Historical Analysis. 2nd ed. University of Minnesota Press, 1993.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.