Dyfyniad APA

Appleyard, S. F., Linford, R. S., & Yarwood, P. J. (1988). Marine electronic navigation. Routiledge and Kegan Paul.

Dyfyniad Arddull Chicago

Appleyard, S F., R S. Linford, and P J. Yarwood. Marine Electronic Navigation. London: Routiledge and Kegan Paul, 1988.

Dyfyniad MLA

Appleyard, S F., et al. Marine Electronic Navigation. Routiledge and Kegan Paul, 1988.

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