Casper, L. (1998). Hagedorn and the generation of hairdos. Philippine Studies.
Cita Chicago (17th ed.)Casper, Leonard. "Hagedorn and the Generation of Hairdos." Philippine Studies 1998.
Cita MLA (9th ed.)Casper, Leonard. "Hagedorn and the Generation of Hairdos." Philippine Studies, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.