Dyfyniad APA

Meisel, P. (2012). Bird-friendly nest boxes and feeders. Fox Chapel Pub..

Dyfyniad Arddull Chicago

Meisel, Paul. Bird-friendly Nest Boxes and Feeders. East Petersburg, PA: Fox Chapel Pub., 2012.

Dyfyniad MLA

Meisel, Paul. Bird-friendly Nest Boxes and Feeders. Fox Chapel Pub., 2012.

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