Holderread, D., & Dave Holderread. (2001). Storey's guide to raising ducks: Breeds, care, health. North Adams, MA: Storey Pub.
Dyfyniad Arddull ChicagoHolderread, Dave, và Dave Holderread. Storey's Guide to Raising Ducks: Breeds, Care, Health. North Adams, MA: Storey Pub, 2001.
Dyfyniad MLAHolderread, Dave, và Dave Holderread. Storey's Guide to Raising Ducks: Breeds, Care, Health. North Adams, MA: Storey Pub, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.