Παραπομπή APA

(1958). An introduction to concrete: Notes for students. [London]: Cement and Concrete Association.

Παραπομπή Chicago Style

An Introduction to Concrete: Notes for Students. [London]: Cement and Concrete Association, 1958.

Παραπομπή MLA

An Introduction to Concrete: Notes for Students. [London]: Cement and Concrete Association, 1958.

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