APA (7th ed.) Citation

Hegel, G. W. F., & Petry, M. J. (1970). Hegel's philosophy of nature. George Allen und Unwin ; Humanities.

Chicago Style (17th ed.) Citation

Hegel, Georg Wilhelm Friedrich, and Michael John Petry. Hegel's Philosophy of Nature. London : New York: George Allen und Unwin ; Humanities, 1970.

MLA (9th ed.) Citation

Hegel, Georg Wilhelm Friedrich, and Michael John Petry. Hegel's Philosophy of Nature. George Allen und Unwin ; Humanities, 1970.