APA-referens (7:e uppl.)

Helburn, I. B. (1971). Public employer-employee relations in Texas ; contemporary and emerging developments. Institute of Public Affairs.

Chicago-referens (17:e uppl.)

Helburn, I. B. Public Employer-employee Relations in Texas ; Contemporary and Emerging Developments. Austin: Institute of Public Affairs, 1971.

MLA-referens (9:e uppl.)

Helburn, I. B. Public Employer-employee Relations in Texas ; Contemporary and Emerging Developments. Institute of Public Affairs, 1971.