APA

Puzinauskas V., Corbett L., . (1978). Differences between petroleum asphalt, coal-tar pitch and road tar. College Park, MD: Asphalt Institute. Research Report nr 78-1 [RR-78-1].

Chicago

Puzinauskas VP, Corbett LW, . 1978. Differences between petroleum asphalt, coal-tar pitch and road tar. College Park, MD: Asphalt Institute. Research Report nr 78-1 [RR-78-1].

Harvard

Puzinauskas V., Corbett L., . (1978). Differences between petroleum asphalt, coal-tar pitch and road tar. College Park, MD: Asphalt Institute. Research Report nr 78-1 [RR-78-1].

MLA

Puzinauskas VP, Corbett LW, . Differences between petroleum asphalt, coal-tar pitch and road tar. College Park, MD: Asphalt Institute. Research Report nr 78-1 [RR-78-1]. 1978.