New Encyclopedia of Britanica.Vol.22 / R.P.Gwinn.
Gwinn, R.P .
New Encyclopedia of Britanica.Vol.22 / R.P.Gwinn. - 15th ed / - Chicago : University of Chicago , 1987 - 985
030 / GWI
New Encyclopedia of Britanica.Vol.22 / R.P.Gwinn. - 15th ed / - Chicago : University of Chicago , 1987 - 985
030 / GWI
