APA
Harborne J. B., . (1998). Phytochemical methods. Chapman & Hall, London: .
Chicago
Harborne J B, . 1998. Phytochemical methods. Chapman & Hall, London: .
Harvard
Harborne J. B., . (1998). Phytochemical methods. Chapman & Hall, London: .
MLA
Harborne J B, . Phytochemical methods. Chapman & Hall, London: . 1998.