Race Of The Giants.

Ancient Giants. History, Myth, and Scientific Evidence from around the World by Xaviant Haze

Encyclopedia of Giants and Humanoids in Myth, Legend and Folklore by Theresa Bane

Genes, Giants, Monsters, and Men: The Surviving Elites of the Cosmic War and Their Hidden Agenda by Joseph P. Farrell

Lost Race Of The Giants. The Mystery Of Their Culture, Influence And Decline Throughout The World by Patrick Chouinard

The Ancient Giants Who Ruled America: The Missing Skeletons and the Great Smithsonian Cover-Up by Richard J. Dewhurst

The Book of Giants: The Watchers, Nephilim, and The Book of Enoch Joseph Lumpkin

The Race of Giants of The Great Flood by Hernando Enriquez de la Barca

There Were Giants Upon the Earth: Gods, Demigods, and Human Ancestry: The Evidence of Alien DNA by Zecharia Sitchin

 

Unearthing the Lost World of the Cloudeaters: Compelling Evidence of the Incursion of Giants, Their Extraordinary Technology, and Imminent Return by Thomas R. Horn

 

When Giants Were Upon the Earth: The Watchers, the Nephilim, and the Biblical Cosmic War of the Seed by Brian Godawa

Giants around the World by Mary Sutherland (website)