APA (7th ed.) Citation

Adams, M., & Woolf, L. (1944). The modern state (1st published, 2nd impression.). George Allen & Unwin.

Chicago Style (17th ed.) Citation

Adams, Mary, and Leonard Woolf. The Modern State. 1st published, 2nd impression. London: George Allen & Unwin, 1944.

MLA (9th ed.) Citation

Adams, Mary, and Leonard Woolf. The Modern State. 1st published, 2nd impression. George Allen & Unwin, 1944.