APA Citation

VALKOVIC, V. (1978). Trace elements in petroleum. The Petroleum Publishing Company Books.

Chicago Style Citation

VALKOVIC, Vlado. Trace Elements in Petroleum. The Petroleum Publishing Company Books, 1978.

MLA Citation

VALKOVIC, Vlado. Trace Elements in Petroleum. The Petroleum Publishing Company Books, 1978.

Warning: These citations may not always be 100% accurate.