Dyfyniad APA

Sanborn Map Company. (1983). Sanborn fire insurance maps. Chadwick-Healey.

Dyfyniad Arddull Chicago

Sanborn Map Company. Sanborn Fire Insurance Maps. [Teaneck, N.J.]: Chadwick-Healey, 1983.

Dyfyniad MLA

Sanborn Map Company. Sanborn Fire Insurance Maps. Chadwick-Healey, 1983.

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