APA

Greer D. M., Gardner W. S., . (1986). Construction of drilled pier foundations. New York, NY [u.a.]: Wiley.

Chicago

Greer David M, Gardner William S, . 1986. Construction of drilled pier foundations. New York, NY [u.a.]: Wiley.

Harvard

Greer D. M., Gardner W. S., . (1986). Construction of drilled pier foundations. New York, NY [u.a.]: Wiley.

MLA

Greer David M, Gardner William S, . Construction of drilled pier foundations. New York, NY [u.a.]: Wiley. 1986.