Gaya APA

Speight, J.G.. (1978). Thermal cracking of athabasca bitumen . : Elsevier Pub Co.

Gaya Chicago

Speight, J.G.. Thermal cracking of athabasca bitumen. : Elsevier Pub Co, 1978. Text.

Gaya MLA

Speight, J.G.. Thermal cracking of athabasca bitumen. : Elsevier Pub Co, 1978. Text.

Gaya Turabian

Speight, J.G.. Thermal cracking of athabasca bitumen. : Elsevier Pub Co, 1978. Print.