APA (7th ed.) Citation

Craig, R. G., & Labovitz, M. L. (1981). Future trends in geomathematics. Pion.

Chicago Style (17th ed.) Citation

Craig, Richard G., and M. L. Labovitz. Future Trends in Geomathematics. London: Pion, 1981.

MLA (9th ed.) Citation

Craig, Richard G., and M. L. Labovitz. Future Trends in Geomathematics. Pion, 1981.