APA (7th ed.) Citation

Bertrand R.Canfield. (1952). Public relations Principles ,cases,and problems. Richard d.irwin inc.

Chicago Style (17th ed.) Citation

Bertrand R.Canfield. Public Relations Principles ,cases,and Problems. America: Richard d.irwin inc, 1952.

MLA (9th ed.) Citation

Bertrand R.Canfield. Public Relations Principles ,cases,and Problems. Richard d.irwin inc, 1952.

Warning: These citations may not always be 100% accurate.