Surachai Unchern. 1996. The development of acute toxicity test by cell culture technique. [S.l.:s.n.];

Surachai Unchern. The development of acute toxicity test by cell culture technique. [S.l.:s.n.], 1996. Print.

Surachai Unchern. (1996) The development of acute toxicity test by cell culture technique. s.n.]:[S.l.