Dyfyniad APA

Burt, T. P. (1993). Nitrate: Processes, patterns and management. John Wiley and Sons.

Dyfyniad Arddull Chicago

Burt, T. P. Nitrate: Processes, Patterns and Management. Chichester: John Wiley and Sons, 1993.

Dyfyniad MLA

Burt, T. P. Nitrate: Processes, Patterns and Management. John Wiley and Sons, 1993.

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