Dyfyniad APA

(1971). The Stateman's yearbook: Statitstical and historical annual of the states of the world for the year 1971-1972. MacMillan.

Dyfyniad Arddull Chicago

The Stateman's Yearbook: Statitstical and Historical Annual of the States of the World for the Year 1971-1972. London: MacMillan, 1971.

Dyfyniad MLA

The Stateman's Yearbook: Statitstical and Historical Annual of the States of the World for the Year 1971-1972. MacMillan, 1971.

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