APA (7th ed.) Citation

Engelbrechten, E. v., & Wegehaupt, H. (1991). Directory of Round Table of Children's Literature Documentation Centers. Internat. Youth Library [u.a.].

Chicago Style (17th ed.) Citation

Engelbrechten, Erika von, and Heinz Wegehaupt. Directory of Round Table of Children's Literature Documentation Centers. Munich: Internat. Youth Library [u.a.], 1991.

MLA (9th ed.) Citation

Engelbrechten, Erika von, and Heinz Wegehaupt. Directory of Round Table of Children's Literature Documentation Centers. Internat. Youth Library [u.a.], 1991.