Ellis Publishing Company. (1897). Guide to the Ellis system of actual business training and practical accounting: A full course of instruction in business practice and elementary and advanced accounting, for the use of commercial schools (Rev. ed.). Ellis.

Ellis Publishing Company. Guide to the Ellis System of Actual Business Training and Practical Accounting: A Full Course of Instruction in Business Practice and Elementary and Advanced Accounting, for the Use of Commercial Schools. Rev. ed. Battle Creek: Ellis, 1897.

Ellis Publishing Company. Guide to the Ellis System of Actual Business Training and Practical Accounting: A Full Course of Instruction in Business Practice and Elementary and Advanced Accounting, for the Use of Commercial Schools. Rev. ed. Ellis, 1897.