"sumner, john r. "
statistics for hotels and catering: / john.r. sumner - 1 ed. - uk : edward anorld 1972. - "vi, 89p.; 23 cm."
includes bibliography
0 7131 1710 9
--
642. 028 sun
statistics for hotels and catering: / john.r. sumner - 1 ed. - uk : edward anorld 1972. - "vi, 89p.; 23 cm."
includes bibliography
0 7131 1710 9
--
642. 028 sun