Dyfyniad APA

Hertel, D. R. F., & Kielhorn, D. T. (1995). Methyl bromide. World Health Organization.

Dyfyniad Arddull Chicago

Hertel, Dr R F., and Dr T. Kielhorn. Methyl Bromide. Geneva: World Health Organization, 1995.

Dyfyniad MLA

Hertel, Dr R F., and Dr T. Kielhorn. Methyl Bromide. World Health Organization, 1995.

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