Greenberg, A. M. & Schmelzeisen, R., ene. 1 2019, Craniomaxillofacial Reconstructive and Corrective Bone Surgery: Second Edition.Springer New York, p. vii-vii
Graber, J. A., Brooks-Gunn, J. & Petersen, A. C., ene. 1 2018, Transitions through Adolescence: Interpersonal Domains and Context.Taylor and Francis, p. IX-XI