Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Karhumäki, J., Maurer, H., Păun, G., & Rozenberg, G. (2004). Theory Is Forever: Essays Dedicated to Arto Salomaa on the Occasion of His 70th Birthday. Springer Berlin Heidelberg.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Juhani Karhumäki, Hermann Maurer, Gheorghe Păun, και Grzegorz Rozenberg. Theory Is Forever: Essays Dedicated to Arto Salomaa on the Occasion of His 70th Birthday. Berlin, Heidelberg: Springer Berlin Heidelberg, 2004.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Theory Is Forever: Essays Dedicated to Arto Salomaa on the Occasion of His 70th Birthday. Springer Berlin Heidelberg, 2004.