Παραπομπή σε μορφή APA (7η εκδ.)

de Leon, M. F. T. M., & Tuquero, A. C. Fare control and its effect on public utility bus operations.

Παραπομπή σε μορφή Chicago (17η εκδ.)

de Leon, Ma. Fe Teresa M., και Arlene C. Tuquero. Fare Control and Its Effect on Public Utility Bus Operations.

Παραπομπή σε μορφή MLA (9th εκδ.)

de Leon, Ma. Fe Teresa M., και Arlene C. Tuquero. Fare Control and Its Effect on Public Utility Bus Operations.