A Standardized Reference Card Authors T.F. Shaxson Ministry of Agriculture and Natural Resources, P.O. Box 303, Zomba, Malawi Downloads Requires Subscription or Fee PDF (USD 25) How to Cite Shaxson, T. (1970). A Standardized Reference Card. Tropical Agriculture, 47(4). Retrieved from https://journals.sta.uwi.edu/ojs/index.php/ta/article/view/3546 More Citation Formats ACM ACS APA ABNT Chicago Harvard IEEE MLA Turabian Vancouver Download Citation Endnote/Zotero/Mendeley (RIS) BibTeX Issue Volume 47 Number 4 Section Research Papers