Horizon Books Pte Ltd
Block 5, Ang Mo Kio Industrial Park 2A
#05-12/14, AMK Tech II
Singapore 567760

Phone: 65-6483 5953
Fax: 65-6483 5963
Email: horizon@horizonbooks.com.sg

Horizon Books Sdn Bhd
Wisma Yeoh Tiong Tee
72C, Jalan Sungai Besi
57100, Kuala Lumpur
Malaysia

Phone: 603-9221 0928
Fax: 603-9221 4333
Email: horizon@wismaytt.com