Παραπομπή APA

(1958). Manual of highway construction practices and methods. Washington: American Association of State Highway Officials.

Παραπομπή Chicago Style

Manual of Highway Construction Practices and Methods. Washington: American Association of State Highway Officials, 1958.

Παραπομπή MLA

Manual of Highway Construction Practices and Methods. Washington: American Association of State Highway Officials, 1958.

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