APA (7th ed.) Citation

Costa, R. M. (2009). Greater Frequency of Penile-Vaginal Intercource Without Condoms is Associated with Better Mental Health. Springer Science Business Media.

Chicago Style (17th ed.) Citation

Costa, Rui Miquel,Brody. Greater Frequency of Penile-Vaginal Intercource Without Condoms Is Associated with Better Mental Health. Springer Science Business Media, 2009.

MLA (8th ed.) Citation

Costa, Rui Miquel,Brody. Greater Frequency of Penile-Vaginal Intercource Without Condoms Is Associated with Better Mental Health. Springer Science Business Media, 2009.

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