Silber, S. J., & Andrea, W. C. (1991). How to get pregnant with the new technology: A world-renowned fertility expert tells you what really works, what doesn't and why. Warner Books.
Citazione stile Chigago Style (17a edizione)Silber, Sherman J., e William C. Andrea. How to Get Pregnant with the New Technology: A World-renowned Fertility Expert Tells You What Really Works, What Doesn't and Why. New York: Warner Books, 1991.
Citatione MLA (9a ed.)Silber, Sherman J., e William C. Andrea. How to Get Pregnant with the New Technology: A World-renowned Fertility Expert Tells You What Really Works, What Doesn't and Why. Warner Books, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.