Gaya APA
Geriatric dental care : Primary preventive dentistry 6 th cahpter 21. (2004).
San Antonio, Texas,USA:
University of Texas Health Science Center of San Antonio.
Gaya MLA
Geriatric dental care : Primary preventive dentistry 6 th cahpter 21.
.
San Antonio, Texas,USA:
University of Texas Health Science Center of San Antonio,
2004.
Text.