APA (7th ed.) Citation

Harre, R. (1970). The principles of scientific thinking. Macmillan.

Chicago Style (17th ed.) Citation

Harre, Romano. The Principles of Scientific Thinking. [London]: Macmillan, 1970.

MLA (9th ed.) Citation

Harre, Romano. The Principles of Scientific Thinking. Macmillan, 1970.

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