APA Citation

Hamlyn, D. W. 1., & Hamlyn, D. W. 1. (1980). The theory of knowledge (1. edition.). London: Macmillan.

Chicago Style Citation

Hamlyn, D. W. 1924-, and D. W. 1924- Hamlyn. The Theory of Knowledge. 1. edition. London: Macmillan, 1980.

MLA Citation

Hamlyn, D. W. 1924-, and D. W. 1924- Hamlyn. The Theory of Knowledge. 1. edition. London: Macmillan, 1980.

Warning: These citations may not always be 100% accurate.