APA

Feynman R., . (1967). The character of physical law. Cambridge, Massachusetts: M. I. T. Press.

Chicago

Feynman Richard, . 1967. The character of physical law. Cambridge, Massachusetts: M. I. T. Press.

Harvard

Feynman R., . (1967). The character of physical law. Cambridge, Massachusetts: M. I. T. Press.

MLA

Feynman Richard, . The character of physical law. Cambridge, Massachusetts: M. I. T. Press. 1967.