The Gadang of Isabela and Nueva Vizcaya survivals of a primitive animistic religion - Lambrecht, Godfrey (1959., 1959)
Includes bibliographical references.
Keywords: Gaddang (Philippine people) -- Isabela; Gaddang (Philippine people) -- Nueva Vizcaya; Gaddang (Philippine people) -- Rites and ceremonies; Gaddang (Philippine people) -- Religion