Gaya APA

Legget, Robert F.. (1988). Geology and engineering / Robert F. Legget, Allen W. Hatheway (3rd ed.). : New York : McGraw-Hill Book.

Gaya Chicago

Legget, Robert F.. Geology and engineering / Robert F. Legget, Allen W. Hatheway. 3rd ed. : New York : McGraw-Hill Book, 1988. Buku.

Gaya MLA

Legget, Robert F.. Geology and engineering / Robert F. Legget, Allen W. Hatheway. 3rd ed. : New York : McGraw-Hill Book, 1988. Buku.

Gaya Turabian

Legget, Robert F.. Geology and engineering / Robert F. Legget, Allen W. Hatheway. 3rd ed. : New York : McGraw-Hill Book, 1988. Buku.