APA (7th ed.) Citation

Solheim, W. G. I. (1959). The Philippine iron age. s.n.].

Chicago Style (17th ed.) Citation

Solheim, Wilhelm Gerhard II. The Philippine Iron Age. [Arizona: s.n.], 1959.

MLA (9th ed.) Citation

Solheim, Wilhelm Gerhard II. The Philippine Iron Age. s.n.], 1959.