Critical Mass: how one thing leads to another Philip Ball
4 available / secondhand
Shipping
R65.00 Standard shipping applies to orders under R100.00, in most areas in South Africa. R35.00 Standard shipping applies to orders over R100.00. Some areas may attract a surcharge surcharge. This will be calculated at checkout if applicable.
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The seller has indicated that they will usually have this item
ready to ship within 4 business days.
Shipping time depends on your delivery address.
The most accurate delivery time will be calculated at checkout,
but in general, the following shipping times apply:
Standard Delivery
| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
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