机读格式显示(MARC)

• 000 00765cam a2200229 a 4500

• 001 0000345465

• 003 CAL

• 005 20200829162400.0

• 008 771221m19579999enka 001 0 eng

• 010 __ |a 57046826

• 040 __ |a DLC |c GAT |d CU-SB |d CStRLIN

• 090 __ |a TN/H255/1

• 093 __ |a TN

• 099 __ |a CAL 022002085210 |a CAL 022003099295

• 100 1_ |a Harbottle, Horace Reginald. |0 CAL n2005098496# |7 ba0yba0y

• 245 14 |a The principles of telecommunications engineering / |c by H. R. Harbottle and B. L. G. Hanman.

• 260 __ |a London : |b English Universities Press, |c 1957-

• 300 __ |a v. : |b ill. ; |c 21 cm.

• 490 0_ |a General technical series

• 650 _0 |a Telecommunication.

• 700 1_ |a Hanman, Bernard Leslie George. |0 CAL n2005097994# |7 ba0yba0y

• 998 __ |a NMU