APA (7th ed.) Citation

(1968). Political Research and Political Theory. Harvard University Press. https://doi.org/10.4159/harvard.9780674592537

Chicago Style (17th ed.) Citation

Political Research and Political Theory. Cambridge, Mass: Harvard University Press, 1968. https://doi.org/10.4159/harvard.9780674592537.

MLA (9th ed.) Citation

Political Research and Political Theory. Harvard University Press, 1968. https://doi.org/10.4159/harvard.9780674592537.