Dyfyniad APA

Stewart, F. R., & Grassie, J. C. (1947). Surveying for agricultural students and planters. Allen & Unwin.

Dyfyniad Arddull Chicago

Stewart, Frederick R., and James C. Grassie. Surveying for Agricultural Students and Planters. London: Allen & Unwin, 1947.

Dyfyniad MLA

Stewart, Frederick R., and James C. Grassie. Surveying for Agricultural Students and Planters. Allen & Unwin, 1947.

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