Williams, D. E. (1989). Truth, hope, and power: The thought of Karl Popper. Univ. of Toronto Pr.
Chicago Style (17th ed.) CitationWilliams, Douglas E. Truth, Hope, and Power: The Thought of Karl Popper. Toronto u.a: Univ. of Toronto Pr, 1989.
MLA (9th ed.) CitationWilliams, Douglas E. Truth, Hope, and Power: The Thought of Karl Popper. Univ. of Toronto Pr, 1989.
Warning: These citations may not always be 100% accurate.