You will find below a selection of books and websites which may be useful to you.


Author: Melissa Chaplin

ISBN: 978-0-9863426-0-8

Author: Lisa Ennis

ISBN-10: ‎ 1979209367
ISBN-13: ‎ 978-1979209366

Author: Stephen W. Jones

ISBN 978-1-940105-05-5

Author: Amy Young

ISBN-10: ‎1519622341
ISBN-13: ‎978-1519622341

Authors: David C. Pollock, Ruth E. Van Reken and Micheal V. Pollock

ISBN-10: ‎1473657660

Author: Susanne Doser

ISBN: 978-3-86939-397-4

Authors: Christine and Jochen Schuppener

ISBN: 978-3-7386-5565-0