APA (7th ed.) Citation

Sulaiman, I. H. (1967). Skin friction for steel piles in sand. [publisher not identified].

Chicago Style (17th ed.) Citation

Sulaiman, Ibrahim Hikmat. Skin Friction for Steel Piles in Sand. [College Station, Tex.]: [publisher not identified], 1967.

MLA (9th ed.) Citation

Sulaiman, Ibrahim Hikmat. Skin Friction for Steel Piles in Sand. [publisher not identified], 1967.