Roa, L. K., & Santos, I. J. P. (1991). People's Park: Hawkers' paradise.
Cita Chicago (17th ed.)Roa, Laurel Kintanar, i Ildefonso Jr. P. Santos. People's Park: Hawkers' Paradise. 1991.
Cita MLA (9th ed.)Roa, Laurel Kintanar, i Ildefonso Jr. P. Santos. People's Park: Hawkers' Paradise. 1991.
Atenció: Aquestes cites poden no estar 100% correctes.