Παραπομπή σε μορφή APA (7η εκδ.)

SpringerLink (Online service), Grab, S., & Knight, J. (2015). Landscapes and Landforms of South Africa. Springer International Publishing : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

SpringerLink (Online service), Stefan Grab, και Jasper Knight. Landscapes and Landforms of South Africa. Cham: Springer International Publishing : Imprint: Springer, 2015.

Παραπομπή σε μορφή MLA (8th εκδ.)

SpringerLink (Online service), et al. Landscapes and Landforms of South Africa. Springer International Publishing : Imprint: Springer, 2015.