Cita APA (7a ed.)

Bicho, N. F. (1993). Late Glacial prehistory of central and southern Portugal. [s.n.].

Cita Chicago Style (17a ed.)

Bicho, Nuno Ferreira. Late Glacial Prehistory of Central and Southern Portugal. [S.l.]: [s.n.], 1993.

Cita MLA (9a ed.)

Bicho, Nuno Ferreira. Late Glacial Prehistory of Central and Southern Portugal. [s.n.], 1993.

Precaución: Estas citas no son 100% exactas.