Cita APA

Johnson, E. D., & Johnson, E. D. (1973). Communication: An introduction to the history of witing, printing, books and libraries (4. edition --.). Metuchen, N.J.: Scarecrow.

Citación estilo Chicago

Johnson, Elmer D., y Elmer D. Johnson. Communication: An Introduction to the History of Witing, Printing, Books and Libraries. 4. edition --. Metuchen, N.J.: Scarecrow, 1973.

Cita MLA

Johnson, Elmer D., y Elmer D. Johnson. Communication: An Introduction to the History of Witing, Printing, Books and Libraries. 4. edition --. Metuchen, N.J.: Scarecrow, 1973.