APA

Ezcurra C., .Systematics of Ruellia (<Acanthaceae>) in southern south America. : .

Chicago

Ezcurra Cecilia, .Systematics of Ruellia (<Acanthaceae>) in southern south America. : .

Harvard

Ezcurra C., .Systematics of Ruellia (<Acanthaceae>) in southern south America. : .

MLA

Ezcurra Cecilia, .: . .