Chen, P. S. (1950). Syntans and newer methods of tanning. The Chemical Elements.
Citación estilo ChicagoChen, Philip Stanley. Syntans and Newer Methods of Tanning. South Lancaster, MA: The Chemical Elements, 1950.
Cita MLAChen, Philip Stanley. Syntans and Newer Methods of Tanning. The Chemical Elements, 1950.
Warning: These citations may not always be 100% accurate.