APA
Crocker A., . (1806). The elements of land surveying, designed principally for the use of schools & students. London: Richard Phillips.
Chicago
Crocker Abraham, . 1806. The elements of land surveying, designed principally for the use of schools & students. London: Richard Phillips.
Harvard
Crocker A., . (1806). The elements of land surveying, designed principally for the use of schools & students. London: Richard Phillips.
MLA
Crocker Abraham, . The elements of land surveying, designed principally for the use of schools & students. London: Richard Phillips. 1806.