APA (7th ed.) Citation

Boalt, H. G., Erikson, R., Glück, H., & Lentz, H. (1971). The European orders of chivalry: By Gunnar Boalt, Robert Erikson, Harry Glück, Herman Lantz. Norstedt.

Chicago Style (17th ed.) Citation

Boalt, Hans Gunnar, Robert Erikson, Harry Glück, and Herman Lentz. The European Orders of Chivalry: By Gunnar Boalt, Robert Erikson, Harry Glück, Herman Lantz. Stockholm: Norstedt, 1971.

MLA (8th ed.) Citation

Boalt, Hans Gunnar, et al. The European Orders of Chivalry: By Gunnar Boalt, Robert Erikson, Harry Glück, Herman Lantz. Norstedt, 1971.