Cita APA (7a ed.)

The Concrete Society & International Congress on Lightweight Concrete [First : May 1968 : London. Papers. Cemento and Concrete Association.

Cita Chicago Style (17a ed.)

The Concrete Society y International Congress on Lightweight Concrete [First : May 1968 : London. Papers. London GB: Cemento and Concrete Association.

Cita MLA (8a ed.)

The Concrete Society y International Congress on Lightweight Concrete [First : May 1968 : London. Papers. Cemento and Concrete Association.