Dyfyniad APA

Down, R. D. (2005). Environmental instrumentation and analysis handbook. New Jersey: Wiley.

Dyfyniad Arddull Chicago

Down, Randy D. Environmental Instrumentation and Analysis Handbook. New Jersey: Wiley, 2005.

Dyfyniad MLA

Down, Randy D. Environmental Instrumentation and Analysis Handbook. New Jersey: Wiley, 2005.

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