TY  - BOOK
AU  - Cake,Cathleen
AU  - Rogerson,Holly Deemer
TI  - Gaining ground: intermediate grammar 
SN  - 0883773147 (pbk.)
PY  - 1986///
CY  - Rowley, Mass.
PB  - Newbury House Publishers
KW  - English language
KW  - Textbooks for foreign speakers
KW  - Grammar
KW  - Problems, exercises, etc
N1  - Includes index; Tense review--Modals--Gerunds and infinitives
ER  -