Filtragem por: Contributor Ballenger, Martha Remover Contributor: Ballenger, Martha Contributor Stead, Eugene A. Remover Contributor: Stead, Eugene A. Contributor Yarmolinsky, Adam Remover Contributor: Yarmolinsky, Adam Coleção PA Implementation Era (1966-1972) Remover Coleção: PA Implementation Era (1966-1972) Sujeito National Academy of Sciences (U.S.) Remover Sujeito: National Academy of Sciences (U.S.) Sujeito Yarmolinsky, Adam Remover Sujeito: Yarmolinsky, Adam