APA (7th ed.) Citation

Skrzypek, K., Maciejewska-Sobczak, B., & Stadnicka-Dmitriew, Z. (2014). Siblings: Envy and rivalry, coexistence and concern. Karnac Books.

Chicago Style (17th ed.) Citation

Skrzypek, Katarzyna, Beata Maciejewska-Sobczak, and Zuzanna Stadnicka-Dmitriew. Siblings: Envy and Rivalry, Coexistence and Concern. London, England: Karnac Books, 2014.

MLA (8th ed.) Citation

Skrzypek, Katarzyna, et al. Siblings: Envy and Rivalry, Coexistence and Concern. Karnac Books, 2014.