Pease, P. E., Tyler, R. A., England, J. R., Colthorpe, D., & Ebringer, A. (1982). An investigation into the properties of klebsiella strains isolated from ankylosing spondylitis patients. Cambridge University Press.

Pease, P. E., R. A. Tyler, J. R. England, D. Colthorpe, و A. Ebringer. An Investigation Into the Properties of Klebsiella Strains Isolated From Ankylosing Spondylitis Patients. Cambridge University Press, 1982.

Pease, P. E., et al. An Investigation Into the Properties of Klebsiella Strains Isolated From Ankylosing Spondylitis Patients. Cambridge University Press, 1982.