Dyfyniad APA

Tetley, L., & Calcutt, D. (2001). Electronic navigation systems (3rd ed.). Butterworth-Heinemann.

Dyfyniad Arddull Chicago

Tetley, Laurie, and David Calcutt. Electronic Navigation Systems. 3rd ed. Oxford: Butterworth-Heinemann, 2001.

Dyfyniad MLA

Tetley, Laurie, and David Calcutt. Electronic Navigation Systems. 3rd ed. Butterworth-Heinemann, 2001.

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