Cita APA

Winkel, H., & Winkel, H. (1940). Organic chemistry: Prepared especially for home study (4. edition.). [U.S.A]: International Textbook.

Citación estilo Chicago

Winkel, Herbert, y Herbert Winkel. Organic Chemistry: Prepared Especially for Home Study. 4. edition. [U.S.A]: International Textbook, 1940.

Cita MLA

Winkel, Herbert, y Herbert Winkel. Organic Chemistry: Prepared Especially for Home Study. 4. edition. [U.S.A]: International Textbook, 1940.