Dyfyniad APA

BECKMAN, P. (1995). Structural Aspects Of Building Conservation Poul Beckman. McGraw-Hill.

Dyfyniad Arddull Chicago

BECKMAN, Poul. Structural Aspects Of Building Conservation Poul Beckman. McGraw-Hill, 1995.

Dyfyniad MLA

BECKMAN, Poul. Structural Aspects Of Building Conservation Poul Beckman. McGraw-Hill, 1995.

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