lohr, v. (1974). on a few theoretical questions of prognoses and long - term plans for the development of agricultural production. the institute of national planning.
Lua i Stíl Chicago (17ú heag.)lohr, v. On a Few Theoretical Questions of Prognoses and Long - Term Plans for the Development of Agricultural Production. cairo: the institute of national planning, 1974.
Lua MLA (9ú heag.)lohr, v. On a Few Theoretical Questions of Prognoses and Long - Term Plans for the Development of Agricultural Production. the institute of national planning, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.