APA (7. basım) Alıntı

Guthrie, W. K. C., & Guthrie, W. K. C. (1977). The earlier Presocratics and the Phythagoreans. Cambridge Univ. Press.

Chicago Style (17. basım) Atıf

Guthrie, William Keith Chambers, ve William Keith Chambers Guthrie. The Earlier Presocratics and the Phythagoreans. Cambridge [u.a.]: Cambridge Univ. Press, 1977.

MLA (8th ed.) Atıf

Guthrie, William Keith Chambers, ve William Keith Chambers Guthrie. The Earlier Presocratics and the Phythagoreans. Cambridge Univ. Press, 1977.