APA aipamena

HARKNESS, S. P. (1976). Building Without Barries For The Disable Sarah P. Harkness And Jmaes N. Groom. Watson-Guptill.

Chicago Style aipamena

HARKNESS, Sarah P. Building Without Barries For The Disable Sarah P. Harkness And Jmaes N. Groom. Watson-Guptill, 1976.

MLA aipamena

HARKNESS, Sarah P. Building Without Barries For The Disable Sarah P. Harkness And Jmaes N. Groom. Watson-Guptill, 1976.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.