Honorary doctorate Prof. Dr. Richard Sparks: in honour of the 90th anniversary of criminology (1929-2019) in Leuven = Eredoctoraat Prof. Dr. Richard Sparks : ter ere van de 90ste verjaardag van criminologische wetenschappen (1929-2019) in Leuven - Sparks, Richard F. (Acta falconis, 2019)