Description: Plant, man and the ecosystem/

Corporate Author:	MACMILLAN
Other Authors:	Billings, W. D.
Format:	Book
Language:	English
Published:	London: Macmillan, 1978
Edition:	2nd ed.
Subjects:	Botany ECOLOGY ECOSYSTEM ENVIRONMENT PLANTS Άνθρωπος Βοτανική Οικολογία Οικοσύστημα Περιβάλλον