APA-referens

O` Hagan, J. P. (1978). Growth and adjustment in national agriculture. Food and Agriculture Organization.

Chicago-stil citat

O` Hagan, J P. Growth and Adjustment in National Agriculture. U S A: Food and Agriculture Organization, 1978.

MLA-referens

O` Hagan, J P. Growth and Adjustment in National Agriculture. Food and Agriculture Organization, 1978.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.