Παραπομπή σε μορφή APA (7η εκδ.)

Nipkow, T., Paulson, L. C., & Wenzel, M. (2002). Isabelle/HOL: A Proof Assistant for Higher-Order Logic (1st ed. 2002.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/3-540-45949-9

Παραπομπή σε μορφή Chicago (17η εκδ.)

Nipkow, Tobias, Lawrence C. Paulson, και Markus Wenzel. Isabelle/HOL: A Proof Assistant for Higher-Order Logic. 1st ed. 2002. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2002. https://doi.org/10.1007/3-540-45949-9.

Παραπομπή σε μορφή MLA (8th εκδ.)

Nipkow, Tobias, et al. Isabelle/HOL: A Proof Assistant for Higher-Order Logic. 1st ed. 2002. Springer Berlin Heidelberg : Imprint: Springer, 2002. https://doi.org/10.1007/3-540-45949-9.