Addressograph-Multigraph Corporation. (1936). Teacher's manual for Business office training course: Multigraph. Adressograph-Multigraph Corporation.
Chicago-viite (17. p.)Addressograph-Multigraph Corporation. Teacher's Manual for Business Office Training Course: Multigraph. [Cleveland, Ohio: Adressograph-Multigraph Corporation, 1936.
MLA-viite (8. p.)Addressograph-Multigraph Corporation. Teacher's Manual for Business Office Training Course: Multigraph. Adressograph-Multigraph Corporation, 1936.
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