APA (7th ed.) Citation

Shippen, K. B. (1952). Mr. Bell invents the telephone (6. pr.). Random House.

Chicago Style (17th ed.) Citation

Shippen, Katherine B. Mr. Bell Invents the Telephone. 6. pr. New York: Random House, 1952.

MLA (9th ed.) Citation

Shippen, Katherine B. Mr. Bell Invents the Telephone. 6. pr. Random House, 1952.