Sanz, P. (1998). Mother of ballet, daughters of dance. Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Sanz, Penelope. "Mother of Ballet, Daughters of Dance." Philippine Daily Inquirer 1998.
Lua MLA (9ú heag.)Sanz, Penelope. "Mother of Ballet, Daughters of Dance." Philippine Daily Inquirer, 1998.
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