Παραπομπή σε μορφή APA (7η εκδ.)

Cleve, F. M. (1973). The giants of pre-sophistic greek philosophy: An attempt to reconstruct their thoughts (3rd ed.). Martinus Nijhoff.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Cleve, Felix M. The Giants of Pre-sophistic Greek Philosophy: An Attempt to Reconstruct Their Thoughts. 3rd ed. Hague: Martinus Nijhoff, 1973.

Παραπομπή σε μορφή MLA (8th εκδ.)

Cleve, Felix M. The Giants of Pre-sophistic Greek Philosophy: An Attempt to Reconstruct Their Thoughts. 3rd ed. Martinus Nijhoff, 1973.