APA-referens

Sneddon, I. N. (1957). Elements of partial differential equations. McGraw-Hill.

Chicago-stil citat

Sneddon, Ian N. Elements of Partial Differential Equations. London: McGraw-Hill, 1957.

MLA-referens

Sneddon, Ian N. Elements of Partial Differential Equations. McGraw-Hill, 1957.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.