Committee on Indexing Procedures. (1968). Indexing procedures for 15 virus diseases of citrus trees. Department of Agriculture.
Cita Chicago Style (17a ed.)Committee on Indexing Procedures. Indexing Procedures for 15 Virus Diseases of Citrus Trees. Washington, D.C: Department of Agriculture, 1968.
Cita MLA (9a ed.)Committee on Indexing Procedures. Indexing Procedures for 15 Virus Diseases of Citrus Trees. Department of Agriculture, 1968.
Precaución: Estas citas no son 100% exactas.