APA (7th ed.) Citation

(1971). ISI's who is publishing in science: An international directory of research & development scientists. Institute for Scientific Information.

Chicago Style (17th ed.) Citation

ISI's Who Is Publishing in Science: An International Directory of Research & Development Scientists. Philadelphia, Pa.: Institute for Scientific Information, 1971.

MLA (8th ed.) Citation

ISI's Who Is Publishing in Science: An International Directory of Research & Development Scientists. Institute for Scientific Information, 1971.