Clever Hans (The horse of Mr. Von Osten): A contribution to experimental animal and human psychologyE-bookClever Hans (The horse of Mr. Von Osten): A contribution to experimental animal and human psychologydeCarl L. RahnNota: 0 de 5 estrelas0 notasSalve Clever Hans (The horse of Mr. Von Osten): A contribution to experimental animal and human psychology para mais tarde