Cita APA (7th ed.)

Prochnow, D., & Prochnow, K. (1993). Why: Experiments for the young scientist. TAB Books.

Cita Chicago (17th ed.)

Prochnow, Dave, i Kathy Prochnow. Why: Experiments for the Young Scientist. Blue Ridge Summit, PA: TAB Books, 1993.

Cita MLA (9th ed.)

Prochnow, Dave, i Kathy Prochnow. Why: Experiments for the Young Scientist. TAB Books, 1993.