Author:

Mamay, Serguis H  Search this

Object Type:

Smithsonian staff publication

Year:

1976

Citation:

Mamay, Serguis H. 1976. Paleozoic Origin of the Cycads. United States Government Printing Office.

Identifier:

73754

Data source:

Smithsonian Libraries and Archives

EDAN-URL:

edanmdm:slasro_73754