APA ציטוט

BECKMANN, P. Structural Aspects Of Building Conservation Poul Backmann. s.n.

Chicago Style (17th ed.) Citation

BECKMANN, Poul. Structural Aspects Of Building Conservation Poul Backmann. s.n.

ציטוט MLA

BECKMANN, Poul. Structural Aspects Of Building Conservation Poul Backmann. s.n.