The fastest way to order a book is by emailing your order form to firstname.lastname@example.org or by faxing 1-604-730-1992.
Find an order form here.
Not sure which book is suitable for your level? Email the author to ask questions: email@example.com.
You can also phone and ask questions at 1-888-ESL-BOOK (1-888-375-2665). (Email may get a faster response, depending on time zones.)
The illustrator for Callan’s Beginner Essentials is Mark Perrault. You can reach him here: http://www.mark-media.biz/
The illustrator for Callan’s Conversational Surveys is Hamish McDonald. You can reach him here: firstname.lastname@example.org