Dyfyniad APA

Vletter, D. R. d. (1946). Geology of the western part of middle Oriente, Cuba (west of Holguin). Kemink.

Dyfyniad Arddull Chicago

Vletter, D. Robert de. Geology of the Western Part of Middle Oriente, Cuba (west of Holguin). Utrecht: Kemink, 1946.

Dyfyniad MLA

Vletter, D. Robert de. Geology of the Western Part of Middle Oriente, Cuba (west of Holguin). Kemink, 1946.

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