APA
Allen C. F. H. (., . (1940). Organic syntheses (vol-20): an annual publication of satisfactory methods for the preparation of organic chemicals. New York: John Wiely and Sons.
Chicago
Allen Charles F H (ed.), . 1940. Organic syntheses (vol-20): an annual publication of satisfactory methods for the preparation of organic chemicals. New York: John Wiely and Sons.
Harvard
Allen C. F. H. (., . (1940). Organic syntheses (vol-20): an annual publication of satisfactory methods for the preparation of organic chemicals. New York: John Wiely and Sons.
MLA
Allen Charles F H (ed.), . Organic syntheses (vol-20): an annual publication of satisfactory methods for the preparation of organic chemicals. New York: John Wiely and Sons. 1940.