APA-referens (7:e uppl.)

Kramer, S. L. (2007). Geotechnical earthquake engineering (1a. ed.). Pearson Education Inc.

Chicago-referens (17:e uppl.)

Kramer, Steven L. Geotechnical Earthquake Engineering. 1a. ed. Nueva Delhi: Pearson Education Inc, 2007.

MLA-referens (9:e uppl.)

Kramer, Steven L. Geotechnical Earthquake Engineering. 1a. ed. Pearson Education Inc, 2007.