Llano, G. A. (1950). A monograph of the lichen family Umbilicariaceae in the Western Hemisphere / George Albert Llano. Office of Naval Research, Dept. of the Navy.
Chicago Style (17th ed.) CitationLlano, George A. A Monograph of the Lichen Family Umbilicariaceae in the Western Hemisphere / George Albert Llano. Washington: Office of Naval Research, Dept. of the Navy, 1950.
MLA (9th ed.) CitationLlano, George A. A Monograph of the Lichen Family Umbilicariaceae in the Western Hemisphere / George Albert Llano. Office of Naval Research, Dept. of the Navy, 1950.
Warning: These citations may not always be 100% accurate.