Dyfyniad APA

(1992). Hortica A Color Cyclopedia Of Garden Flora In All Climates And Indoor Plants/alfred Byrd Graf. Roehrs Company.

Dyfyniad Arddull Chicago

Hortica A Color Cyclopedia Of Garden Flora In All Climates And Indoor Plants/alfred Byrd Graf. Roehrs Company, 1992.

Dyfyniad MLA

Hortica A Color Cyclopedia Of Garden Flora In All Climates And Indoor Plants/alfred Byrd Graf. Roehrs Company, 1992.

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