Dyfyniad APA

Keighley, H. J. P. (1986). Mastering physics (3rd ed.). Mc Millan education.

Dyfyniad Arddull Chicago

Keighley, H. J. P. Mastering Physics. 3rd ed. Hampshire: Mc Millan education, 1986.

Dyfyniad MLA

Keighley, H. J. P. Mastering Physics. 3rd ed. Mc Millan education, 1986.

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