APA Edition Citation

Heidegger, M. (1968). What is called thinking? ([1st ed.].). Harper & Row.

Chicago Edition Citation

Heidegger, Martin. What Is Called Thinking? [1st ed.]. New York: Harper & Row, 1968.

MLA Edition Citation

Heidegger, Martin. What Is Called Thinking? [1st ed.]. Harper & Row, 1968.

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