Авторы
Harry Karlinsky Susan Krinard Александра Kочемирова Andrew Kaufman Tyler Keevil Marcia King-Gamble Alexander Khan Eddy Krygiel Rza Ragimovich Kafarov National Geographic Kids H. David Kotz Matthew Klam Hussein Kureshi William Kinlaw KAV Matti Kurvinen Hazem Kandil Richard C. Koo Sean C. Keenan Tim Kochis Michael C. Khouw Perry J. Kaufman Noripah Kamso Koriolis