Description: Οικολογία/

Main Author:	Βαλκανάς, Γεώργιος
Format:	Book
Language:	Greek
Published:	Αθήνα: Παπαζήσης, 1985
Subjects:	Ecology Pollution > Environmental aspects

Physical Description:	[241] σ. : πίν., χάρτες ; 21 εκ.