APA-referens

Kuper, J. (1994). Sustainable development of scots pine forests. Wageningen Agricultural University.

Chicago-stil citat

Kuper, J.H. Sustainable Development of Scots Pine Forests. Netherlands: Wageningen Agricultural University, 1994.

MLA-referens

Kuper, J.H. Sustainable Development of Scots Pine Forests. Wageningen Agricultural University, 1994.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.