APA Style

Naik, A., Horne, S. (2018). The Girls' Guide to Growing Up: the best-selling puberty guide for girls . London, United Kingdom: Wren & Rook.

MLA Style

Naik, Anita., Horne, Sarah. "The Girls' Guide to Growing Up: the best-selling puberty guide for girls". London, United Kingdom: Wren & Rook, 2018. Text.