Dyfyniad APA

(1978). Journal of physics A: Mathematical and general, 1978, Vol.11, No.07-12.

Dyfyniad Arddull Chicago

Journal of Physics A: Mathematical and General, 1978, Vol.11, No.07-12. Institute of Physics Publishing, Bristol, 1978.

Dyfyniad MLA

Journal of Physics A: Mathematical and General, 1978, Vol.11, No.07-12. 1978.

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