Putra, H. H., Wibowo, H., Untari, T., & Kurniasih, K. (2012). A Study of Macroscopic and Microscopic Lesions of Chicken Embryos Infected by Virulent Newcastle Disease Virus Field Isolates. Fakultas Kedokteran Hewan Universitas Gadjah Mada bekerjasama dengan PB PDHI.
Čikaški stil citiranja (17. izdanje)Putra, Hamdu Hamjaya, Haryadi Wibowo, Tri Untari, i Kurniasih Kurniasih. A Study of Macroscopic and Microscopic Lesions of Chicken Embryos Infected by Virulent Newcastle Disease Virus Field Isolates. Fakultas Kedokteran Hewan Universitas Gadjah Mada bekerjasama dengan PB PDHI, 2012.
MLA način citiranja (8. izdanje)Putra, Hamdu Hamjaya, et al. A Study of Macroscopic and Microscopic Lesions of Chicken Embryos Infected by Virulent Newcastle Disease Virus Field Isolates. Fakultas Kedokteran Hewan Universitas Gadjah Mada bekerjasama dengan PB PDHI, 2012.