MLA

Broekman, Jan; Catà Backer, Larry, and Larry Catà Backer. Signs In Law - A Source Book. Springer International Publishing, 2015.

APA

Broekman, L., & Catà Backer, L. (2015). Signs In Law - A Source Book. Springer International Publishing.

Chicago

Broekman, Jan; Catà Backer, Larry, and Larry Catà Backer. Signs In Law - A Source Book. : Springer International Publishing, 2015.