Авторы
Gillig Marie Paulette Anthony Paul Bourne Pippa Dutwin Phyllis Dollfus Philippe Janning Petra Vickers Peter Forrester Paul Aldridge Paul Reddy Prasuna Boon Philip Pattengale Paula Scott L. Pratt Wayne J. Del Pico Jacques Pitrat Mick Power Bruce Pounder Sharon Daloz Parks Jonathan Peterson Byrne Peter Daniel Priestley Pedi PCG Education Carinna Parraman