Encyclopedia of professional management / editors, Lester Robert Bittel, Jackson Eugene Ramsey, Muriel Alberts Bittel Right on time! : the complete guide for time pressured managers / Lester R. Bittel The McGraw-Hill 36-hour management course / Lester R. Bittel The Complete guide to supervisory training & development / Lester R. Bittel. -- Encyclopedia of professional management / editors, Lester Robert Bittel, Jackson Eugene Ramsey, Muriel Alberts Bittel Essentials of marketing : text and cases / Geoffrey lancaster, Lester MassinghamEncyclopedia of professional management / editors, Lester Robert Bittel, Jackson Eugene Ramsey, Muriel Alberts BittelEncyclopedia of professional management /editors, Lester Robert Bittel, Jackson Eugene Ramsey, Muriel Alberts Bittelencyclopedia special educations :a reference for the education of the handicapped and orther exceptional children and adults /editors, Cecil R. Raynolds, Lester MannBusiness in action : an introduction to business / Lester R. Bittel, Ronald S. Burke, Charles P. Bilbrey