1. GOULD, S.E. 1970. History, Trichinosis in Man & Animals. S.E. Gould(ed). C C Thomas(pub.),Springfield, Ili. pp 3–18.
2. STEELE, J.H. 1970. Ibid. 493–511.
3. RAUSCH, R.L. 1970. Ibid. 348–374.
4. CAMERON, T.W.M. 1970. Ibid. 374–377.
5. ZIMMERMAN, W.J. 1970. Ibid. 378–400.