Citação norma APA

Haakstad, L. A. H., Vistad, I., Sagedal, L. R., Lohne-Seiler, H., & Torstveit, M. K. (2018). How does a lifestyle intervention during pregnancy influence perceived barriers to leisure-time physical activity? The Norwegian fit for delivery study, a randomized controlled trial. BMC Pregnancy Childbirth.

Citação norma Chicago

Haakstad, Lene A. H., Ingvild Vistad, Linda Reme Sagedal, Hilde Lohne-Seiler, and Monica K. Torstveit. "How Does a Lifestyle Intervention During Pregnancy Influence Perceived Barriers to Leisure-time Physical Activity? The Norwegian Fit for Delivery Study, a Randomized Controlled Trial." BMC Pregnancy Childbirth 2018.

Citação norma MLA

Haakstad, Lene A. H., et al. "How Does a Lifestyle Intervention During Pregnancy Influence Perceived Barriers to Leisure-time Physical Activity? The Norwegian Fit for Delivery Study, a Randomized Controlled Trial." BMC Pregnancy Childbirth 2018.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.