APA

Rogers L. A., . (1906). Investigations in the manufacture and storage of butter preventing molds in butter tubs. Washington: Gov. Print. Off.

Chicago

Rogers L A, . 1906. Investigations in the manufacture and storage of butter preventing molds in butter tubs. Washington: Gov. Print. Off.

Harvard

Rogers L. A., . (1906). Investigations in the manufacture and storage of butter preventing molds in butter tubs. Washington: Gov. Print. Off.

MLA

Rogers L A, . Investigations in the manufacture and storage of butter preventing molds in butter tubs. Washington: Gov. Print. Off. 1906.