Dyfyniad APA

Bowles Chester. Promises to keep: My years in public life. B I publications.

Dyfyniad Arddull Chicago

Bowles Chester. Promises to Keep: My Years in Public Life. Bombay: B I publications.

Dyfyniad MLA

Bowles Chester. Promises to Keep: My Years in Public Life. B I publications.

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