Dyfyniad APA

Osbourne, C., & Nuttall, C. (2015). Exam essentials practice tests 1 Cambridge English: Advanced (CAE). Hampshire: National Geographic Learning; Cengage Learning.

Dyfyniad Arddull Chicago

Osbourne, Charles, và Carol Nuttall. Exam Essentials Practice Tests 1 Cambridge English: Advanced (CAE). Hampshire: National Geographic Learning; Cengage Learning, 2015.

Dyfyniad MLA

Osbourne, Charles, và Carol Nuttall. Exam Essentials Practice Tests 1 Cambridge English: Advanced (CAE). Hampshire: National Geographic Learning; Cengage Learning, 2015.

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