Blume, B. (2017). The Manila railroad (1920's & 1930's): Once the ency of other Asian countries. AmCham Philippines Business Journal.
Citazione stile Chigago Style (17a edizione)Blume, Bob. "The Manila Railroad (1920's & 1930's): Once the Ency of Other Asian Countries." AmCham Philippines Business Journal 2017.
Citatione MLA (9a ed.)Blume, Bob. "The Manila Railroad (1920's & 1930's): Once the Ency of Other Asian Countries." AmCham Philippines Business Journal, 2017.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.