Statistics No authors Agrekon · Volume 10, Issue 2 (1971) · pp. 30–35 DOI: 10.1080/03031853.1971.9523851 Abstract No abstract Article information Published1 April 1971 Languageen PublisherInforma UK Limited LicenseNo license URL DOI10.1080/03031853.1971.9523851 Journal ISSN0303-1853; 2078-0400