Ong, E. G. (1991). Winning in real estate, Philippine style. Worldlink Realty & Management Corporation.
Style de citation Chicago (17e éd.)Ong, Eduardo Gutierrez. Winning in Real Estate, Philippine Style. [S.l.]: Worldlink Realty & Management Corporation, 1991.
Style de citation MLA (9e éd.)Ong, Eduardo Gutierrez. Winning in Real Estate, Philippine Style. Worldlink Realty & Management Corporation, 1991.
Attention : ces citations peuvent ne pas être correctes à 100%.