APA (7th ed.) Citation

Boomsma, D. I., Frants, R. R., Bank, R. A., & Martin, N. G. (1992). Protease inhibitor (Pi) locus, fertility and twinning. Springer.

Chicago Style (17th ed.) Citation

Boomsma, D. I., R. R. Frants, R. A. Bank, and N. G. Martin. Protease Inhibitor (Pi) Locus, Fertility and Twinning. Springer, 1992.

MLA (9th ed.) Citation

Boomsma, D. I., et al. Protease Inhibitor (Pi) Locus, Fertility and Twinning. Springer, 1992.