Citazione APA

Hub, U., Mühle, J., & Ragg-Kirkby, H. (2012). Meet at the ark at eight. Eerdmans Books for Young Readers.

Stile di citazione Chicago

Hub, Ulrich, Jörg Mühle, e Helena Ragg-Kirkby. Meet at the Ark at Eight. Grand Rapids MI: Eerdmans Books for Young Readers, 2012.

Citazione MLA

Hub, Ulrich, et al. Meet at the Ark at Eight. Eerdmans Books for Young Readers, 2012.