International Workshop on Peste des Petits Ruminants (PPR) in Sheep and Goats International Institute of Tropical Agriculture, Ibadan, Nigeria), International Livestock Centre for Africa, & Hill, D. H. (1983). Peste des petits ruminants (PPR) in sheep and goats: Proceedings of the International Workshop held at IITA, Ibadan, Nigeria, 24-26 September, 1980. International Livestock Centre for Africa.
芝加哥风格引文International Workshop on Peste des Petits Ruminants (PPR) in Sheep and Goats International Institute of Tropical Agriculture, Ibadan, Nigeria), International Livestock Centre for Africa, 与 D. H. Hill. Peste Des Petits Ruminants (PPR) in Sheep and Goats: Proceedings of the International Workshop Held at IITA, Ibadan, Nigeria, 24-26 September, 1980. Addis Abada: International Livestock Centre for Africa, 1983.
MLA引文International Workshop on Peste des Petits Ruminants (PPR) in Sheep and Goats International Institute of Tropical Agriculture, Ibadan, Nigeria), et al. Peste Des Petits Ruminants (PPR) in Sheep and Goats: Proceedings of the International Workshop Held at IITA, Ibadan, Nigeria, 24-26 September, 1980. International Livestock Centre for Africa, 1983.