Patawaran, A. (2021). Swatch makes eco-innovative breakthrough in watchmaking. Manila Bulletin.
Chicago Style (17. basım) AtıfPatawaran, AA. "Swatch Makes Eco-innovative Breakthrough in Watchmaking." Manila Bulletin 2021.
MLA (9th ed.) AtıfPatawaran, AA. "Swatch Makes Eco-innovative Breakthrough in Watchmaking." Manila Bulletin, 2021.
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