Παραπομπή σε μορφή APA (7η εκδ.)

197270 Threlfall, A. J. (1978). Design charts for water retaining structures - to BS5337. Wexham Springs, Slough : Cement & Concrete Association.

Παραπομπή σε μορφή Chicago (17η εκδ.)

197270 Threlfall, A. J. Design Charts for Water Retaining Structures - to BS5337. Wexham Springs, Slough : Cement & Concrete Association, 1978.

Παραπομπή σε μορφή MLA (9th εκδ.)

197270 Threlfall, A. J. Design Charts for Water Retaining Structures - to BS5337. Wexham Springs, Slough : Cement & Concrete Association, 1978.