TY  - BOOK
AU  - Yeo, Kenny
TI  - Watches in-depth: types of astronomical complication
SN  - 16565649 
U1  - DPer 303.405 H22 May-Sept 2015 n. 6-10  
PY  - 2015///
CY  - Quezon City: 
PB  - Hardware Zone Phils. Corp., 
KW  - Clocks and watches
N1  - HWM Philippines
ER  -