Dyfyniad APA

Brown,peter. (1963). World list of scientific periodicals. Butterworths.

Dyfyniad Arddull Chicago

Brown,peter. World List of Scientific Periodicals. London: Butterworths, 1963.

Dyfyniad MLA

Brown,peter. World List of Scientific Periodicals. Butterworths, 1963.

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