机读格式显示(MARC)

• 000 00542nam a22002057a 4500

• 001 0000361448

• 003 CAL

• 005 20201027112800.0

• 008 770920s1978 nyua b 00110 eng

• 040 __ |a ECN |c ECN

• 090 __ |a U733.42/H838(3)

• 093 __ |a U733.42 |2 5

• 099 __ |a CALB022011175916

• 100 1_ |a Houghton, Philip Stephen.

• 245 10 |a Gears, spur, helical, bevel,internal,epicyclic and worm

• 250 __ |a 3d ed. rev.

• 260 __ |a London : |b Technical Pr., |c 1970

• 300 __ |a various pagings. |b ill |c 24cm

• 920 __ |a 231220 |z 2

• 998 __ |a ECN