Knowles, D. (1965). Father Daniel Callus, 1888–1965. New blackfriars, 46(542), 609-612. doi:10.1111/j.1741-2005.1965.tb07500.x
Cita Chicago Style (17a ed.)Knowles, David. "Father Daniel Callus, 1888–1965." New Blackfriars 46, no. 542 (1965): 609-612, https://doi.org/10.1111/j.1741-2005.1965.tb07500.x.
Cita MLA (8a ed.)Knowles, David. "Father Daniel Callus, 1888–1965." New Blackfriars, vol. 46, no. 542, 1965, pp. 609-612, https://doi.org/10.1111/j.1741-2005.1965.tb07500.x.
Precaución: Estas citas no son 100% exactas.