Gaya APA
Cross, W. G.. (1977).
Gingivitis : Dental Prabtitioner Handbook No. 2 (2 ed.).
Bristol:
John Wright & Sons Limited.
Gaya Chicago
Cross, W. G..
Gingivitis : Dental Prabtitioner Handbook No. 2.
2 ed.
Bristol:
John Wright & Sons Limited,
1977.
Text.
Gaya MLA
Cross, W. G..
Gingivitis : Dental Prabtitioner Handbook No. 2.
2 ed.
Bristol:
John Wright & Sons Limited,
1977.
Text.
Gaya Turabian
Cross, W. G..
Gingivitis : Dental Prabtitioner Handbook No. 2.
2 ed.
Bristol:
John Wright & Sons Limited,
1977.
Print.