APA (7th ed.) Citation

Gabel, R. (1967). Development of separations principles in the telephone industry. Institute of Public Utilities.

Chicago Style (17th ed.) Citation

Gabel, Richard. Development of Separations Principles in the Telephone Industry. East Lansing: Institute of Public Utilities, 1967.

MLA (9th ed.) Citation

Gabel, Richard. Development of Separations Principles in the Telephone Industry. Institute of Public Utilities, 1967.