Gaya APA

Clemets, J, A. (1982). Standard specifications for transportation materials and methods of sampling and testing : part I specifications (Thirteenth edition). United States of America: THE AMERICA ASSOCIATION OF STATE HIGHWAY AND TRANSPORTATIO OFFICIALS.

Gaya MLA

Clemets, John, A.. "Standard specifications for transportation materials and methods of sampling and testing : part I specifications". Thirteenth edition United States of America: THE AMERICA ASSOCIATION OF STATE HIGHWAY AND TRANSPORTATIO OFFICIALS, 1982. Text.