) What are the source documents for direct materials, direct labor, and manufacturing overhead costs assigned to this job

As the details of the job are not included, I shall use the general source documents for these costs.

Direct Materials ⇒ Material requisition slip/document

These are documents that list out the materials that are needed for the production of the good in question. It is sent to inventory where the materials would be acquired from.

Direct Labor ⇒ Time sheets / Records

The company will have some form of time sheet or other recoding document that workers can use to clock the the time they worked on the good.

Manufacturing Overhead Cost ⇒ Predetermined rate.

For manufacturing overheads, a predetermined rate is usually used to apportion the cost.

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