APA

National Academy of Science, . (1975). Underexploited tropical plants with promising economic value. Washington: National Academy of Science.

Chicago

National Academy of Science, . 1975. Underexploited tropical plants with promising economic value. Washington: National Academy of Science.

Harvard

National Academy of Science, . (1975). Underexploited tropical plants with promising economic value. Washington: National Academy of Science.

MLA

National Academy of Science, . Underexploited tropical plants with promising economic value. Washington: National Academy of Science. 1975.