Dyfyniad APA

Lillyman, G. M. (1976). Building industry reference specification, 1976. Murray.

Dyfyniad Arddull Chicago

Lillyman, George M. Building Industry Reference Specification, 1976. Sydney: Murray, 1976.

Dyfyniad MLA

Lillyman, George M. Building Industry Reference Specification, 1976. Murray, 1976.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.