Natividad, D. (2000). Exercise regularly for better health, aging persons urged. Manila Times.
Chicago Style (17. basım) AtıfNatividad, Don. "Exercise Regularly for Better Health, Aging Persons Urged." Manila Times 2000.
MLA (9th ed.) AtıfNatividad, Don. "Exercise Regularly for Better Health, Aging Persons Urged." Manila Times, 2000.
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