Lois Psychologiques de l'Évolution des Peuples

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi matua: BON, Gustave Le
Hōputu: Pukapuka
Reo:Wīwī
I whakaputaina: Paris : Félix Alcan, 1911.
Putanga:10 ed.,
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Kāore He Tūtohu, Me noho koe te mea tuatahi ki te tūtohu i tēnei pūkete!