APA

Killip E. P., Smith A. C., .Genus Weinmannia in northern souh America. : .

Chicago

Killip Ellsworth P, Smith Albert C, .Genus Weinmannia in northern souh America. : .

Harvard

Killip E. P., Smith A. C., .Genus Weinmannia in northern souh America. : .

MLA

Killip Ellsworth P, Smith Albert C, .: . .