APA (7th ed.) Citation

Walker, J. Q., Jackson, M., & Maynard, J. B. (1977). Chromatographic systems: Maintenance and troubleshooting (2nd ed.). Academic Press.

Chicago Style (17th ed.) Citation

Walker, John Q., M.T Jackson, and James B. Maynard. Chromatographic Systems: Maintenance and Troubleshooting. 2nd ed. New York: Academic Press, 1977.

MLA (9th ed.) Citation

Walker, John Q., et al. Chromatographic Systems: Maintenance and Troubleshooting. 2nd ed. Academic Press, 1977.