O'Donnell, M. (2013). Maria Montessori: A critical introduction to key themes and debates (1. publ.). Bloomsbury.
Chicago Style (17th ed.) CitationO'Donnell, Marion. Maria Montessori: A Critical Introduction to Key Themes and Debates. 1. publ. London [u.a.]: Bloomsbury, 2013.
MLA (9th ed.) CitationO'Donnell, Marion. Maria Montessori: A Critical Introduction to Key Themes and Debates. 1. publ. Bloomsbury, 2013.
Warning: These citations may not always be 100% accurate.