McGraw-Hill,93 Routledge,88 McGraw-Hill,82 Routledge,57 McGraw Hill,21 McGraw-Hill,18 Lawrence Erlbaum Associates,12 Random House,12 Routledge,10 McGraw Hill,10 Holt, Rinehart and Winston,10 United states of america,9 Lawrence Erlbaum Associates,8 Oxford university press,8 McGraw-Hill Book Company,7 Simon and Schuster,7 Pocket Books,7 AMACOM,7 McGraw-Hill/Irwin,6 The Agricultural Development Council,6