APA (7th ed.) Citation

Johan Huizinga Conference ( Groningen) :., SpringerLink (Online service), Koops, W. R. H., Kossmann, E. H., & Plaat, G. v. d. (1973). Johan Huizinga 1872-1972: Papers delivered, Groningen, 11-15 December 1972. Nijhoff.

Chicago Style (17th ed.) Citation

Johan Huizinga Conference ( Groningen) :., SpringerLink (Online service), Willem R. H. Koops, E. H. Kossmann, and Gees van der Plaat. Johan Huizinga 1872-1972: Papers Delivered, Groningen, 11-15 December 1972. The Hague: Nijhoff, 1973.

MLA (9th ed.) Citation

Johan Huizinga Conference ( Groningen) :., et al. Johan Huizinga 1872-1972: Papers Delivered, Groningen, 11-15 December 1972. Nijhoff, 1973.