APA استشهاد

Figg, K., & Hayward, J. (1979). GRP Boat Construction. Butterworths.

استشهاد بنمط شيكاغو

Figg, Keith, و John Hayward. GRP Boat Construction. London: Butterworths, 1979.

MLA استشهاد

Figg, Keith, و John Hayward. GRP Boat Construction. Butterworths, 1979.