APA-referens (7:e uppl.)

Birch, C. E. (1928). Fundamentals of business practice: Laboratory material for use in junior business training courses. Gregg Publishing Co..

Chicago-referens (17:e uppl.)

Birch, Clarence E. Fundamentals of Business Practice: Laboratory Material for Use in Junior Business Training Courses. New York [etc.]: Gregg Publishing Co., 1928.

MLA-referens (8:e uppl.)

Birch, Clarence E. Fundamentals of Business Practice: Laboratory Material for Use in Junior Business Training Courses. Gregg Publishing Co., 1928.

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