APA
Khan S., Williams M., . (1995). Post-tensioned concrete floors. Oxford: Butterworth - Heinemann.
Chicago
Khan Sami, Williams Martin, . 1995. Post-tensioned concrete floors. Oxford: Butterworth - Heinemann.
Harvard
Khan S., Williams M., . (1995). Post-tensioned concrete floors. Oxford: Butterworth - Heinemann.
MLA
Khan Sami, Williams Martin, . Post-tensioned concrete floors. Oxford: Butterworth - Heinemann. 1995.