Dyfyniad APA

Unesco. (1969). Bibliography of Interlingual Scientific and technical Dictionaries (5th ed.). Unesco.

Dyfyniad Arddull Chicago

Unesco. Bibliography of Interlingual Scientific and Technical Dictionaries. 5th ed. Paris: Unesco, 1969.

Dyfyniad MLA

Unesco. Bibliography of Interlingual Scientific and Technical Dictionaries. 5th ed. Unesco, 1969.

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