Παραπομπή σε μορφή APA (7η εκδ.)

Ottinger, J. B., & Lombardi, A. (2019). Beginning Spring 5: From Novice to Professional (1st ed. 2019.). Apress : Imprint: Apress. https://doi.org/10.1007/978-1-4842-4486-9

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ottinger, Joseph B., και Andrew Lombardi. Beginning Spring 5: From Novice to Professional. 1st ed. 2019. Berkeley, CA: Apress : Imprint: Apress, 2019. https://doi.org/10.1007/978-1-4842-4486-9.

Παραπομπή σε μορφή MLA (8th εκδ.)

Ottinger, Joseph B., και Andrew Lombardi. Beginning Spring 5: From Novice to Professional. 1st ed. 2019. Apress : Imprint: Apress, 2019. https://doi.org/10.1007/978-1-4842-4486-9.