Dyfyniad APA

Greshes, W., & Warren Greshes. The: 9 keys to creating self-motivating high achievers. Hoboken, NJ: Wiley.

Dyfyniad Arddull Chicago

Greshes, Warren, và Warren Greshes. The: 9 Keys to Creating Self-motivating High Achievers. Hoboken, NJ: Wiley.

Dyfyniad MLA

Greshes, Warren, và Warren Greshes. The: 9 Keys to Creating Self-motivating High Achievers. Hoboken, NJ: Wiley.

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