APA استشهاد

Milton, J. H., & Leach, R. M. (1980). Marine steam boilers (Ed.4.). Butterworths.

استشهاد بنمط شيكاغو

Milton, James H., و Roy M. Leach. Marine Steam Boilers. Ed.4. London: Butterworths, 1980.

MLA استشهاد

Milton, James H., و Roy M. Leach. Marine Steam Boilers. Ed.4. Butterworths, 1980.