Cofnodi Dyfyniadau

Dyfyniad APA

Lan, C. Thuyết trình hiệu quả trong 20 phút: Presentations. H: Thế giới ; Công ty Sách Alpha, 2016.

Dyfyniad Arddull Chicago

Lan, Chi. Thuyết Trình Hiệu Quả Trong 20 Phút: Presentations. H: Thế giới ; Công ty Sách Alpha, 2016.

Dyfyniad MLA

Lan, Chi. Thuyết Trình Hiệu Quả Trong 20 Phút: Presentations. H: Thế giới ; Công ty Sách Alpha, 2016.

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