Stage Fright on a Summer Night
Mary Pope Osborne
Magic Tree House (25)
Техника - молодежи №05 1997
Tekhnika Molodezhi Magazine
Наука и жизнь #07 1966
Nauka i Zhizn Magazine
Наука и жизнь #07 1980
We Don’t Plummet Out of the Sky Anymore
M. David Blake