APA (7th ed.) Citation

Carlos Eduardo de Almeida Ferreira, Roberto Carlos Bodart Brandão, Carolina Borges Martinelli, & Túlio Bonna Pignaton. Improving gingival smile by means of guided bone regeneration principles. Dental Press Editora.

Chicago Style (17th ed.) Citation

Carlos Eduardo de Almeida Ferreira, Roberto Carlos Bodart Brandão, Carolina Borges Martinelli, and Túlio Bonna Pignaton. Improving Gingival Smile by Means of Guided Bone Regeneration Principles. Dental Press Editora.

MLA (9th ed.) Citation

Carlos Eduardo de Almeida Ferreira, et al. Improving Gingival Smile by Means of Guided Bone Regeneration Principles. Dental Press Editora.

Warning: These citations may not always be 100% accurate.