Committee on Indexing Procedures. (1968). Indexing procedures for 15 virus diseases of citrus trees. Department of Agriculture.
Chicago Style (17. basım) AtıfCommittee on Indexing Procedures. Indexing Procedures for 15 Virus Diseases of Citrus Trees. Washington, D.C: Department of Agriculture, 1968.
MLA (9th ed.) AtıfCommittee on Indexing Procedures. Indexing Procedures for 15 Virus Diseases of Citrus Trees. Department of Agriculture, 1968.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..