ROSS TONY. A TRIPLE TREAT OF HORRID HENRY 3 BOOKS IN 1 (2000.). ORION CHILDREN BOOK PUBLISHERS.
Chicago-referens (17:e uppl.)ROSS TONY. A TRIPLE TREAT OF HORRID HENRY 3 BOOKS IN 1. 2000. LONDON: ORION CHILDREN BOOK PUBLISHERS.
MLA-referens (9:e uppl.)ROSS TONY. A TRIPLE TREAT OF HORRID HENRY 3 BOOKS IN 1. 2000. ORION CHILDREN BOOK PUBLISHERS.
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