Penafiel, S. R., & Doctolero, G. B. Comparison of three different methods for firebreak construction.
Cita Chicago (17th ed.)Penafiel, Samuel R., i Geronimo B. Doctolero. Comparison of Three Different Methods for Firebreak Construction.
Cita MLA (9th ed.)Penafiel, Samuel R., i Geronimo B. Doctolero. Comparison of Three Different Methods for Firebreak Construction.
Atenció: Aquestes cites poden no estar 100% correctes.