Gaya APA

Knappett, J, A., Craig, R, F. (2012). Craig’s Soil Mechanics (8th. ed.). London: Spon Press is an imprint of the Taylor & Francis Group.

Gaya MLA

Knappett, J., A.., Craig, R., F.. "Craig’s Soil Mechanics". 8th. ed. London: Spon Press is an imprint of the Taylor & Francis Group, 2012. e-book.