APA

National Academy of Science, . (1977). Making Aquatic Weeds Useful: Some perspectives for developing countries. Washington: .

Chicago

National Academy of Science, . 1977. Making Aquatic Weeds Useful: Some perspectives for developing countries. Washington: .

Harvard

National Academy of Science, . (1977). Making Aquatic Weeds Useful: Some perspectives for developing countries. Washington: .

MLA

National Academy of Science, . Making Aquatic Weeds Useful: Some perspectives for developing countries. Washington: . 1977.