Παραπομπή APA

Bowles, J. E. (1979). Physical and geotechnical properties of soils. Mc Graw Hill Book company.

Παραπομπή Chicago Style

Bowles, J E. Physical and Geotechnical Properties of Soils. NewYork: Mc Graw Hill Book company, 1979.

Παραπομπή MLA

Bowles, J E. Physical and Geotechnical Properties of Soils. Mc Graw Hill Book company, 1979.