Cita APA (7a ed.)

(1961). The Design And Analysis Of Slabless Tread Riser Stairs. s.n.

Cita Chicago Style (17a ed.)

The Design And Analysis Of Slabless Tread Riser Stairs. s.n, 1961.

Cita MLA (8a ed.)

The Design And Analysis Of Slabless Tread Riser Stairs. s.n, 1961.