APA (7th ed.) Citation

Fadjukoff, P., Kokko, K., & Pulkkinen, L. (2007). Implications of timing of entering adulthood for identity achievement.

Chicago Style (17th ed.) Citation

Fadjukoff, Päivi, Katja Kokko, and Lea Pulkkinen. Implications of Timing of Entering Adulthood for Identity Achievement. 2007.

MLA (9th ed.) Citation

Fadjukoff, Päivi, et al. Implications of Timing of Entering Adulthood for Identity Achievement. 2007.