APA (7th ed.) Citation

Pereira, G. (2002). Psychological variables in pregnancy: Does age matter? An exploratory study. Sociedade Portuguesa de Psicossomática.

Chicago Style (17th ed.) Citation

Pereira, Graça. Psychological Variables in Pregnancy: Does Age Matter? An Exploratory Study. Sociedade Portuguesa de Psicossomática, 2002.

MLA (9th ed.) Citation

Pereira, Graça. Psychological Variables in Pregnancy: Does Age Matter? An Exploratory Study. Sociedade Portuguesa de Psicossomática, 2002.

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