Παραπομπή σε μορφή APA (7η εκδ.)

Worcester, D. A. Planned productivity growth and welfare. Institute of Economic Development and Research, University of the Philippines.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Worcester, Dean Amory. Planned Productivity Growth and Welfare. [Quezon City]: Institute of Economic Development and Research, University of the Philippines.

Παραπομπή σε μορφή MLA (9th εκδ.)

Worcester, Dean Amory. Planned Productivity Growth and Welfare. Institute of Economic Development and Research, University of the Philippines.