Dyfyniad APA

Henry, M., & Clarke, D. (2006). US patent no. 7,136,761 B2: Digital flowmeter. United States Patent and Trademark Office.

Dyfyniad Arddull Chicago

Henry, M., and D. Clarke. US Patent No. 7,136,761 B2: Digital Flowmeter. United States Patent and Trademark Office, 2006.

Dyfyniad MLA

Henry, M., and D. Clarke. US Patent No. 7,136,761 B2: Digital Flowmeter. United States Patent and Trademark Office, 2006.

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