Claudio, C. P. (2002). Our environment today. Asian Institute of Journalism and Commuication and Management Association of the Philippines.
Chicago Style (17. basım) AtıfClaudio, Corazon PB. Our Environment Today. San Juan, Metro Manila: Asian Institute of Journalism and Commuication and Management Association of the Philippines, 2002.
MLA (9th ed.) AtıfClaudio, Corazon PB. Our Environment Today. Asian Institute of Journalism and Commuication and Management Association of the Philippines, 2002.
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