APA aipamena

Ewan, V. J., West, G., & Temporal, J. (1981). Reproducibility of joint spacing measurements in rock. Transport and Road Research Laboratory.

Chicago Style aipamena

Ewan, V. J., G. West, and J. Temporal. Reproducibility of Joint Spacing Measurements in Rock. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1981.

MLA aipamena

Ewan, V. J., et al. Reproducibility of Joint Spacing Measurements in Rock. Transport and Road Research Laboratory, 1981.