Dyfyniad APA

Engelmann, S., Steve Osborn, & Susan Hanner. (1989). Comprehension skills: Comprehension B1. U.S.: SRA/McGraw-Hill.

Dyfyniad Arddull Chicago

Engelmann, Siegfried, Steve Osborn, và Susan Hanner. Comprehension Skills: Comprehension B1. U.S.: SRA/McGraw-Hill, 1989.

Dyfyniad MLA

Engelmann, Siegfried, Steve Osborn, và Susan Hanner. Comprehension Skills: Comprehension B1. U.S.: SRA/McGraw-Hill, 1989.

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