APA (7th ed.) Citation

Johnston, D. M., & Valencia, M. J. (1991). Pacific ocean boundary problems: Status and solutions. M. Nijhoff.

Chicago Style (17th ed.) Citation

Johnston, Douglas M., and Mark J. Valencia. Pacific Ocean Boundary Problems: Status and Solutions. Dordrecht: M. Nijhoff, 1991.

MLA (9th ed.) Citation

Johnston, Douglas M., and Mark J. Valencia. Pacific Ocean Boundary Problems: Status and Solutions. M. Nijhoff, 1991.