APA aipamena

Crewe, P., Gratwick, R., & Grafen, A. (2017). Defining fitness in an uncertain world. Springer Berlin Heidelberg.

Chicago Style aipamena

Crewe, P., R. Gratwick, and A. Grafen. Defining Fitness in an Uncertain World. Springer Berlin Heidelberg, 2017.

MLA aipamena

Crewe, P., et al. Defining Fitness in an Uncertain World. Springer Berlin Heidelberg, 2017.