HAEFNER, R. The Typewriter in the Primary and Intermediate Grades: A basic educational for younger children. The Macmillan Company.
Chicago Style (17th ed.) CitationHAEFNER, Ralph. The Typewriter in the Primary and Intermediate Grades: A Basic Educational for Younger Children. The Macmillan Company.
MLA (8th ed.) CitationHAEFNER, Ralph. The Typewriter in the Primary and Intermediate Grades: A Basic Educational for Younger Children. The Macmillan Company.
Warning: These citations may not always be 100% accurate.