Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service) & Lenski, W. (2004). Logic versus Approximation: Essays Dedicated to Michael M. Richter on the Occasion of his 65th Birthday. Springer Berlin Heidelberg.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service) και Wolfgang Lenski. Logic Versus Approximation: Essays Dedicated to Michael M. Richter on the Occasion of His 65th Birthday. Berlin, Heidelberg: Springer Berlin Heidelberg, 2004.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service) και Wolfgang Lenski. Logic Versus Approximation: Essays Dedicated to Michael M. Richter on the Occasion of His 65th Birthday. Springer Berlin Heidelberg, 2004.