Cita APA (7a ed.)

Pennsylvania State Planning Board (Pennsylvania). (1938). Planning and zonning: Powers and procedures : in the Commonwealth of Pennsylvania. Pennsylvania State Planning Board.

Cita Chicago Style (17a ed.)

Pennsylvania State Planning Board (Pennsylvania). Planning and Zonning: Powers and Procedures : In the Commonwealth of Pennsylvania. Harrisburg, Pennsylvania: Pennsylvania State Planning Board, 1938.

Cita MLA (9a ed.)

Pennsylvania State Planning Board (Pennsylvania). Planning and Zonning: Powers and Procedures : In the Commonwealth of Pennsylvania. Pennsylvania State Planning Board, 1938.