Hordijk, W. (1961). Groei en ontwikkeling in de puberteit en de adolescentie: Growth and development during pubescence and adolescence. With a summary in English, French and German.
Lua i Stíl Chicago (17ú heag.)Hordijk, Willem. Groei En Ontwikkeling in De Puberteit En De Adolescentie: Growth and Development During Pubescence and Adolescence. With a Summary in English, French and German. [Utrecht?, 1961.
Lua MLA (8ú heag.)Hordijk, Willem. Groei En Ontwikkeling in De Puberteit En De Adolescentie: Growth and Development During Pubescence and Adolescence. With a Summary in English, French and German. 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.