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		Image from Amazon.com	Air pollution / Kathlyn Gay. by Gay, Kathlyn Series: Impact book Material type: Text; Literary form: Not fiction ; Audience: Juvenile; Publication details: New York : F. Watts, 1991 Availability: Items available for loan: Lise Kütüphanesi / High School Library (1)Call number: 363.73 GAY. Place hold Save to lists
		Image from Amazon.com	Water pollution / Kathlyn Gay. by Gay, Kathlyn Series: An impact book Material type: Text; Literary form: Not fiction ; Audience: Juvenile; Publication details: New York : F. Watts, 1990 Availability: Items available for loan: Lise Kütüphanesi / High School Library (1)Call number: 363.73 GAY. Place hold Save to lists
		Image from Amazon.com	Ozone / by Kathlyn Gay. by Gay, Kathlyn Series: An Impact book Material type: Text; Literary form: Not fiction ; Audience: Juvenile; Publication details: New York : F. Watts, 1989 Availability: Items available for loan: Lise Kütüphanesi / High School Library (1)Call number: 363.73 GAY. Place hold Save to lists