Lua APA (7ú heag.)

Snodgrass, M. M., & Wallace, L. T. (1980). Agriculture, economics, and resource management (2d ed.). Prentice-Hall.

Lua i Stíl Chicago (17ú heag.)

Snodgrass, Milton Moore, agus Luther T. Wallace. Agriculture, Economics, and Resource Management. 2d ed. Englewood Cliffs, N.J.: Prentice-Hall, 1980.

Lua MLA (9ú heag.)

Snodgrass, Milton Moore, agus Luther T. Wallace. Agriculture, Economics, and Resource Management. 2d ed. Prentice-Hall, 1980.

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