APA (7e ed.) Bronvermelding

SpringerLink (Online service), van Leeuwen, E., & Zagefka, H. (2017). Intergroup Helping (1st ed. 2017.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-319-53026-0

Chicago (17e ed.) Bronvermelding

SpringerLink (Online service), Esther van Leeuwen, en Hanna Zagefka. Intergroup Helping. 1st ed. 2017. Cham: Springer International Publishing : Imprint: Springer, 2017. https://doi.org/10.1007/978-3-319-53026-0.

MLA (9e ed.) Bronvermelding

SpringerLink (Online service), et al. Intergroup Helping. 1st ed. 2017. Springer International Publishing : Imprint: Springer, 2017. https://doi.org/10.1007/978-3-319-53026-0.