Roba, Vadmand, P., & Bahnson, H. (1983). Det klapper! (1. ed.). Interpresse.
Chicago Style (17th ed.) CitationRoba, Per Vadmand, and Helen Bahnson. Det Klapper! 1. ed. Bagsværd: Interpresse, 1983.
MLA (9th ed.) CitationRoba, et al. Det Klapper! 1. ed. Interpresse, 1983.
Warning: These citations may not always be 100% accurate.