Bibliography of agriculture. Vol.19 No.5-6-7-8

Antzeko izenburuak

• Bibliography of agriculture. Vol.17.No.3,4,5,8
  Argitaratua: (1955)
• Bibliography of agriculture. Vol.18.No.2,5,8,10,11
  Argitaratua: (1954)
• Bibliography of agriculture. Vol.19.No. 9,10,11
  Argitaratua: (1955)
• Bibliography of agriculture. Vol.19.No.1,2,3,4
  Argitaratua: (1955)
• Bibliography of agriculture. Vol.17.No.9,11
  Argitaratua: (1953)