Franklin

MLA

Roels, Oswald A. Hudson River Colloquium. [New York]: New York Academy of Sciences, 1974.

APA

Roels, O. A. (1974). Hudson River colloquium. [New York]: New York Academy of Sciences.

Chicago

Roels, Oswald A. Hudson River Colloquium. [New York]: New York Academy of Sciences, 1974.