(2020). The Philippines yearbook 2020: The fifty greatest Filipino athletes of all time (2020 edition.). Fookien Times Philippines Ltd.
Chicago-viite (17. p.)The Philippines Yearbook 2020: The Fifty Greatest Filipino Athletes of All Time. 2020 edition. Manila: Fookien Times Philippines Ltd, 2020.
MLA-viite (9. p.)The Philippines Yearbook 2020: The Fifty Greatest Filipino Athletes of All Time. 2020 edition. Fookien Times Philippines Ltd, 2020.
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