APA

Gillespie W. M. 1., Staley C. e., .A treatise on levelling, topography and higher surveying / by W. M. Gillespie, LL.D., civil engineer ; edited by Cady Staley, A. M., C. E. New York : D. Appleton & company, 90, 92 & 94 Grand street, 1870: .

Chicago

Gillespie William Mitchell 1816-1868, Staley Cady ed, .A treatise on levelling, topography and higher surveying / by W. M. Gillespie, LL.D., civil engineer ; edited by Cady Staley, A. M., C. E. New York : D. Appleton & company, 90, 92 & 94 Grand street, 1870: .

Harvard

Gillespie W. M. 1., Staley C. e., .A treatise on levelling, topography and higher surveying / by W. M. Gillespie, LL.D., civil engineer ; edited by Cady Staley, A. M., C. E. New York : D. Appleton & company, 90, 92 & 94 Grand street, 1870: .

MLA

Gillespie William Mitchell 1816-1868, Staley Cady ed, .New York : D. Appleton & company, 90, 92 & 94 Grand street, 1870: . .