Andreasen cited tree diagrams of relative genetic distances among populations published by Luigi Cavalli-Sforza as the basis for a phylogenetic tree of human races (p. 661).
Andreasen mangutip diagram pohon jarak genetik relatif antara populasi sane sampun katerbitan olih Luigi Cavalli - Sforza sane dados dasar anggena pohon filogenetik ras manusa (hal. 661).