Longworth, J. W., & Knopke, P. (1980). Wheat marketing and policy: Retrospect and prospect. Dept. of Agriculture, University of Queensland.
Citação do estilo Chicago (17ª ed.)Longworth, John W., e Philip Knopke. Wheat Marketing and Policy: Retrospect and Prospect. St. Lucia, Qld.: Dept. of Agriculture, University of Queensland, 1980.
Citação MLA (8ª ed.)Longworth, John W., e Philip Knopke. Wheat Marketing and Policy: Retrospect and Prospect. Dept. of Agriculture, University of Queensland, 1980.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.