S P · S. Porter · Sarah P. · Sarah Ricardo Porter
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Christmas With Clay | Paperback | 978-0-8423-2037-5 | 1995 | |
| Lost Voices | MP3 CD | 978-1-7213-1968-8 | 2018 | |
| Lost Voices | Paperback | 978-0-547-48253-8 | 2012 | |
| Lost Voices | Hardcover | 978-0-547-48250-7 | 2011 | |
| Second Language Learners in International Schools | Paperback | 978-1-85856-859-1 | 2018 | Maurice Carder · Patricia Mertin |
| The Twice Lost | " | 978-0-547-48255-2 | 2014 | |
| To MOOC or Not to MOOC: How Can Online Learning Help to Build the Future of Higher Education? | " | 978-0-08-100048-9 | 2015 | |
| Waking Storms | " | 978-0-547-48254-5 | 2013 | |
| Waking Storms | Hardcover | 978-0-547-48251-4 | 2012 | |
HOUGHTON MIFFLIN HARCOURT · Pergamon Press · Trentham Books Ltd · Tyndale House Publishers