United States. Department of Agriculture. Office of the Secretary & Kalmbach, E. R. (1927). Magpie in relation to agriculture. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and E. R. Kalmbach. Magpie in Relation to Agriculture. Washington: [publisher not identified], 1927.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and E. R. Kalmbach. Magpie in Relation to Agriculture. [publisher not identified], 1927.
Warning: These citations may not always be 100% accurate.