机读格式显示(MARC)

• 000 00693nam a2200253 a 4500

• 001 0000344940

• 003 CAL

• 005 20200831093000.0

• 008 870630s1952 nyua 00000 eng

• 010 __ |a 51012619 /L/r87

• 040 __ |a DLC/ICU |c ICU

• 050 00 |a QC661 |b .H83

• 090 __ |a TN92/H933/1

• 090 __ |a TN92/H933/2

• 093 __ |a TN92 |2 3rd

• 099 __ |a CAL 022000363457

• 100 1_ |a Hund, August, |d b. 1887. |0 CAL n2005112502# |7 ba0yba0y

• 245 10 |a Short-wave radiation phenomena / |c August Hund.

• 260 __ |a New York : |b McGraw-Hill, |c 1952.

• 300 __ |a 2 v. : |b illus. ; |c 24 cm.

• 440 _0 |a Radio communication series

• 650 _0 |a Radio waves.

• 920 __ |a 211260 |z 0

• 998 __ |a WUL