APA
Andrews H. N., . (1961). Studies in pales botany. New Delhi: John Wiley & Sons.
Chicago
Andrews H N, . 1961. Studies in pales botany. New Delhi: John Wiley & Sons.
Harvard
Andrews H. N., . (1961). Studies in pales botany. New Delhi: John Wiley & Sons.
MLA
Andrews H N, . Studies in pales botany. New Delhi: John Wiley & Sons. 1961.
