Παραπομπή APA

Lobo, M. L. d. C. (1975). Plan for the Porto Region: Proposed strategy summary, June 1975. [s.l.]: [s.n.].

Παραπομπή Chicago Style

Lobo, M. L. da Costa. Plan for the Porto Region: Proposed Strategy Summary, June 1975. [s.l.]: [s.n.], 1975.

Παραπομπή MLA

Lobo, M. L. da Costa. Plan for the Porto Region: Proposed Strategy Summary, June 1975. [s.l.]: [s.n.], 1975.

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