| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Competitive Advantage of Customer Centricity | Paperback | 978-981-13-5138-9 | 2018 |
| Competitive Advantage of Customer Centricity | Hardcover | 978-981-10-4441-0 | 2017 |
| Supply Management: Strategic Sourcing | Paperback | 978-981-10-9431-6 | 2018 |
| Supply Management: Strategic Sourcing | Hardcover | 978-981-10-1722-3 | 2016 |