Citazione Stile APA (7a Edizione)

De Guzman, P. E., & Robles, K. C. (2006). The role of contractual employment in the business firms and impact on the employees. University of the Philippines Diliman Extension Program in Pampanga.

Citazione stile Chigago Style (17a edizione)

De Guzman, Priscilla E., e Kathyrine C. Robles. The Role of Contractual Employment in the Business Firms and Impact on the Employees. Pampanga: University of the Philippines Diliman Extension Program in Pampanga, 2006.

Citatione MLA (9a ed.)

De Guzman, Priscilla E., e Kathyrine C. Robles. The Role of Contractual Employment in the Business Firms and Impact on the Employees. University of the Philippines Diliman Extension Program in Pampanga, 2006.