SINGH, B., & GUPTA, D. (1981). Soil mechanics and foundation engineering for degree andAMIE sectin B (new scheme) diploma, final year students. Katson Publishing House.
Citazione stile Chigago Style (17a edizione)SINGH, Bharat, e D.L GUPTA. Soil Mechanics and Foundation Engineering for Degree AndAMIE Sectin B (new Scheme) Diploma, Final Year Students. Ludhiana: Katson Publishing House, 1981.
Citatione MLA (9a ed.)SINGH, Bharat, e D.L GUPTA. Soil Mechanics and Foundation Engineering for Degree AndAMIE Sectin B (new Scheme) Diploma, Final Year Students. Katson Publishing House, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.