APA

Perkins E. E., .A practical treatise on gas and ventilation : with special relation to illuminating, heating, and cooking by gas. Including scientific helps to engineer-students and others. With illustrated diagrams / by E. E. Perkins. Philadelphia : Henry Carey Baird, (successor to E. L. Carey,) No. 7 Harts Buildins, sixth St. Above Chestnut, 1856: .

Chicago

Perkins E E, .A practical treatise on gas and ventilation : with special relation to illuminating, heating, and cooking by gas. Including scientific helps to engineer-students and others. With illustrated diagrams / by E. E. Perkins. Philadelphia : Henry Carey Baird, (successor to E. L. Carey,) No. 7 Harts Buildins, sixth St. Above Chestnut, 1856: .

Harvard

Perkins E. E., .A practical treatise on gas and ventilation : with special relation to illuminating, heating, and cooking by gas. Including scientific helps to engineer-students and others. With illustrated diagrams / by E. E. Perkins. Philadelphia : Henry Carey Baird, (successor to E. L. Carey,) No. 7 Harts Buildins, sixth St. Above Chestnut, 1856: .

MLA

Perkins E E, .Philadelphia : Henry Carey Baird, (successor to E. L. Carey,) No. 7 Harts Buildins, sixth St. Above Chestnut, 1856: . .