Black, J. D. (1963). Economics for agriculture: Selected writings. Harvard University Press.
Chicago Style (17th ed.) CitationBlack, John Donald. Economics for Agriculture: Selected Writings. Cambridge: Harvard University Press, 1963.
MLA (9th ed.) CitationBlack, John Donald. Economics for Agriculture: Selected Writings. Harvard University Press, 1963.
Warning: These citations may not always be 100% accurate.