Find out if there are standard sizes you should stay with to reduce costs, or whether a different format will help your book stand out.
确定是否有标准尺寸你应该呆在一起，以降低成本，或是否有不同的格式将有助于您的图书中脱颖而出。
Find out if there are standard sizes you should stay with to reduce costs, or whether a different format will help your book stand out.
确定是否有标准尺寸你应该呆在一起，以降低成本，或是否有不同的格式将有助于您的图书中脱颖而出。
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