| 25. Khrushchev (1974), 79
|
| 26. Shlapentokh, 105109; 149151; Gunther, 5557, 284288; Brumberg, 360390; Johnson, 189
|
| 27. Anderson, 19
|
| 28. Anderson, 19
|
| 29. Anderson, 167; Bourdeaux (1968), 1219; Bourdeaux (1970), 3859, 6584, 97155, 304329; Fletcher, 230272; Corley, 184243; Struve, 267335
|
| 30. Cate, 27; Gelb, 3944; Dulles, 41; Survey v4445, 10/62, 5965
|
| 31. Khrushchev (1990), 167
|
| 32. Khrushchev (1990), 120127; Burlatsky, 8892
|
| 33. Whitney, 5
|
| 34. New York Times, 6/30/59, 1, 17; 7/2/59, 1; Barghoorn, 1213, 9294, 134
|
| 35. Shepard & Slayton, 42
|
| 36. Breuer, 150
|
| 37. New York Times, 6/30/59, 16
|
|