Παραπομπή APA

Van Der Plas, H. C. (1973). Ring transformations of heterocycles. Academic Press.

Παραπομπή Chicago Style

Van Der Plas, H. C. Ring Transformations of Heterocycles. New York: Academic Press, 1973.

Παραπομπή MLA

Van Der Plas, H. C. Ring Transformations of Heterocycles. Academic Press, 1973.