APA

Woodward R. B., Hoffmann R., . (1971). The conservation of orbital symmetry. New York: Academic Press.

Chicago

Woodward R B, Hoffmann R, . 1971. The conservation of orbital symmetry. New York: Academic Press.

Harvard

Woodward R. B., Hoffmann R., . (1971). The conservation of orbital symmetry. New York: Academic Press.

MLA

Woodward R B, Hoffmann R, . The conservation of orbital symmetry. New York: Academic Press. 1971.