Gerodias, R. S. (2001). Learning how to be a big brother or sister. IN Teacher tips [column]. Philippine Star.
Cita Chicago Style (17a ed.)Gerodias, Rebecca S. "Learning How to Be a Big Brother or Sister. IN Teacher Tips [column]." Philippine Star 2001.
Cita MLA (9a ed.)Gerodias, Rebecca S. "Learning How to Be a Big Brother or Sister. IN Teacher Tips [column]." Philippine Star, 2001.
Precaución: Estas citas no son 100% exactas.