Balauag, M. P. (1979). The influence of the extension program of the agricultural educational institutions on tobacco farming in Cagayan Valley.
Citace podle Chicago (17th ed.)Balauag, Mariano Pelagio. The Influence of the Extension Program of the Agricultural Educational Institutions on Tobacco Farming in Cagayan Valley. 1979.
Citace podle MLA (9th ed.)Balauag, Mariano Pelagio. The Influence of the Extension Program of the Agricultural Educational Institutions on Tobacco Farming in Cagayan Valley. 1979.
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