Houghton Mifflin English Workbook Plus Teacher's Edition Level 1

Paperback Workbook Plus Level (grade) 1, ISBN# 0-395-50297-7. This book has a copyright date of 1988, with a 1990 Impression date. It contains the pages (Practice and Enrichment) of the student Workbook Plus book. It also has a section of pages in reduced format, with answers in red, at the end of the book.