Sandra Markle/ Alan Marks (ILT)
(10)
Jane Goodall/ Alan Marks (ILT)
(3)
Cheryl Bardoe/ Alan Marks (ILT)
(2)
A. Jungman/ Alan Marks (ILT)
(1)
Constance Van Hoven/ Alan Marks (ILT)
(1)
Helen East/ Eric Maddern/ Alan Marks (ILT)
(1)
Jackie Holderness/ Alan Marks (ILT)
(1)
Jenny Nimmo/ Alan Marks (ILT)
(1)
Kathleen Benner Duble/ Alan Marks (ILT)
(1)
Kevin Crossley-Holland/ Alan Marks (ILT)
(1)
Lisa Kahn Schnell/ Alan Marks (ILT)
(1)
Suzanne Slade/ Alan Marks (ILT)
(1)