Gleixner, C. (1990). Willebrands, Johannes: Mandatum unitatis. Theologisch-praktische Quartalschrift, 138(4), 392-393. doi:10.82519/thpq.v138i4.56556
Citazione stile Chigago Style (17a edizione)Gleixner, Christine. "Willebrands, Johannes: Mandatum Unitatis." Theologisch-praktische Quartalschrift 138, no. 4 (1990): 392-393, https://doi.org/10.82519/thpq.v138i4.56556.
Citatione MLA (9a ed.)Gleixner, Christine. "Willebrands, Johannes: Mandatum Unitatis." Theologisch-praktische Quartalschrift, vol. 138, no. 4, 1990, pp. 392-393, https://doi.org/10.82519/thpq.v138i4.56556.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.