Não informado. (2018). Report on the Agricultural Experiment Station of the University of California. University of California.
Citação do estilo Chicago (17ª ed.)Não informado. Report on the Agricultural Experiment Station of the University of California. Sacramento, Calif: University of California, 2018.
Citação MLA (8ª ed.)Não informado. Report on the Agricultural Experiment Station of the University of California. University of California, 2018.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.