European potato journal v.5 (no.1) March 1962
Rothacker, D., ed.
European potato journal v.5 (no.1) March 1962 - Wageningen European Association for Potato Research - iv, 342 p.; 25cm.
European potato journal v.5 (no.1) March 1962 - Wageningen European Association for Potato Research - iv, 342 p.; 25cm.