Cita APA

Wells, J. P. (1972). Relative priority of natural areas in a protection program: Stratifyng natural areas in planing. Boston: New England Regional Commision.

Citación estilo Chicago

Wells, Juan P. Relative Priority of Natural Areas in a Protection Program: Stratifyng Natural Areas in Planing. Boston: New England Regional Commision, 1972.

Cita MLA

Wells, Juan P. Relative Priority of Natural Areas in a Protection Program: Stratifyng Natural Areas in Planing. Boston: New England Regional Commision, 1972.