Coulter, J. M. (1891). Botany of western Texas: A manual of the phanegrams and pteridophytes of western Texas. Govt.print.off..
Chicagoスタイル(17版)引用形式Coulter, John Merle. Botany of Western Texas: A Manual of the Phanegrams and Pteridophytes of Western Texas. Washington: Govt.print.off., 1891.
MLA(8版)引用形式Coulter, John Merle. Botany of Western Texas: A Manual of the Phanegrams and Pteridophytes of Western Texas. Govt.print.off., 1891.
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