Instruction for the use of Lawson perspective charts; revised edition with English of metric units.

MLA

Lawson, P.J. Instruction for the Use of Lawson Perspective Charts; Revised Edition with English of Metric Units. [S.l.]: [s.n.], .

APA

Lawson, P. (.). Instruction for the use of Lawson perspective charts; revised edition with English of metric units. [S.l.]: [s.n.].

Chicago

Lawson, P.J. Instruction for the Use of Lawson Perspective Charts; Revised Edition with English of Metric Units. [S.l.]: [s.n.], ..