Gaya APA

Henn, Raymond W.. (1996). Practical Guide to Grouting of Underground Structures . Virginia: ASCE.

Gaya Chicago

Henn, Raymond W.. Practical Guide to Grouting of Underground Structures. Virginia: ASCE, 1996. Text.

Gaya MLA

Henn, Raymond W.. Practical Guide to Grouting of Underground Structures. Virginia: ASCE, 1996. Text.

Gaya Turabian

Henn, Raymond W.. Practical Guide to Grouting of Underground Structures. Virginia: ASCE, 1996. Print.