APA
Cook F. E. M., . (1995). Economic botany data collection standard. Richmond: Royal Botanic Gardens.
Chicago
Cook Frances E M, . 1995. Economic botany data collection standard. Richmond: Royal Botanic Gardens.
Harvard
Cook F. E. M., . (1995). Economic botany data collection standard. Richmond: Royal Botanic Gardens.
MLA
Cook Frances E M, . Economic botany data collection standard. Richmond: Royal Botanic Gardens. 1995.