Press, Frank
Earth
W H Freeman , 1974
Buku Teks
Weidenreich, Franz, 1873-1948
Apes giants and man / by Franz Weidenreich
The University of Chicago Press , 1946
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Stewart, Kilton
Pygmies and dream giants / by Kilton Stewart
W.W. Norton, 1954
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Follett, ken
Fall of giants: runtuhnya dinasti raksasa
Esensi, 2010
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Gladwell, Malcolm, 1963-
David and Goliath : underdogs, misfits, and the art of battling giants
AudioGO, 2013
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