Παραπομπή σε μορφή APA (7η εκδ.)

Estrella-Gust, D. P., & Conference:Symposium on Psychosocial Factors and Problems at the Workplace. (1988). Psychosocial factors and problems at the workplace: Proceedings of a symposium. s.n.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Estrella-Gust, Dulce P., και Conference:Symposium on Psychosocial Factors and Problems at the Workplace. Psychosocial Factors and Problems at the Workplace: Proceedings of a Symposium. Manila: s.n, 1988.

Παραπομπή σε μορφή MLA (9th εκδ.)

Estrella-Gust, Dulce P., και Conference:Symposium on Psychosocial Factors and Problems at the Workplace. Psychosocial Factors and Problems at the Workplace: Proceedings of a Symposium. s.n, 1988.