Dyfyniad APA

Aldridge, S. (1996). The Thread of life: The story of genes and genetic engineering. Cambridge.

Dyfyniad Arddull Chicago

Aldridge, Susan. The Thread of Life: The Story of Genes and Genetic Engineering. New York: Cambridge, 1996.

Dyfyniad MLA

Aldridge, Susan. The Thread of Life: The Story of Genes and Genetic Engineering. Cambridge, 1996.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.