Não informado. (1978). Advances in agricultural technology. Science and Education Administration.
Citação do estilo Chicago (17ª ed.)Não informado. Advances in Agricultural Technology. Berkeley, Calif: Science and Education Administration, 1978.
Citação MLA (8ª ed.)Não informado. Advances in Agricultural Technology. Science and Education Administration, 1978.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.