Dyfyniad APA

Indian National Scientific Documentation Centre. (1969). Union catalogue of serials in the Geological Survey of India libraries.

Dyfyniad Arddull Chicago

Indian National Scientific Documentation Centre. Union Catalogue of Serials in the Geological Survey of India Libraries. Delhi, 1969.

Dyfyniad MLA

Indian National Scientific Documentation Centre. Union Catalogue of Serials in the Geological Survey of India Libraries. 1969.

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