APA (7th ed.) Citation

LASKI, H. J. (1961). An introduction to politics. George Allen and Unwin.

Chicago Style (17th ed.) Citation

LASKI, Harold J. An Introduction to Politics. London: George Allen and Unwin, 1961.

MLA (9th ed.) Citation

LASKI, Harold J. An Introduction to Politics. George Allen and Unwin, 1961.