Cayo, P. (1992). Santa Cruz and O’Higgins: Two anniversaries. Universidad del Pacífico.
Cita Chicago Style (17a ed.)Cayo, Percy. Santa Cruz and O’Higgins: Two Anniversaries. Universidad del Pacífico, 1992.
Cita MLA (9a ed.)Cayo, Percy. Santa Cruz and O’Higgins: Two Anniversaries. Universidad del Pacífico, 1992.