Cokely Dennis, Baker-Shenk Charlotte. American Sign Language: A Student's Text Units 19-27

Gallaudet University Press, 1991. — 177 p. — (Green Book Series). — ISBN: 0930323882.American Sign Language:
presents major grammatical features of ASL through dialogues
familiarizes students with the intricate features of ASL structrure
discusses individual grammatical features with sample drills to reinforce mastery of each one.Illustrations and photographs display the various expressive and nonmanual elements of ASL sentences and structure, enabling students to grasp concepts more easily.Excellent book series! The ASL to English Interpreter for the Deaf program at National Institute of Technology for the Deaf at Rochester Institute of Technology (RIT/NTID) has been using the "Green Book Series" since before 2000.