De James Henry Breasted. Hodder and Stoughton, 1959, 634 p.

Dinosauria, 1998, 148 p.

De Salik de Bonnault. 2016, 276 p.

De G Delord. 2025, 488 p.

Par le Lt. Col. Wendelle C. Stevens et William J. Herrmann. ...

De Max B. Miller. 1957, 128 p.

Du Major Donald E. Keyhoe. Henry Holt and Company, 1955, ...

De David M. Jacobs. Simon and Schuster, 1992, 336 p.

De James E. Miller. Twayne Publishers, 1962, 188 p.

De Orfeo M. Angelucci. Amherst Press, 1955, 168 p.

De Barbara Marciniak. Bear and Company Publishing, 1992, ...

D'Edward J. Ruppelt. Doubleday and Company, 1956, 316 p.

De Roger Asselineau. The Belknap Press of Harvard ...

De Walt Whitman. The Nonesuch Press, 1938, 1114 p.

De George C. Andrews. Llewellyn Publications, 1987, 308 p.

De Waveney Girvan. Frederick Muller Limited, 1955, 160 p.