APA (7th ed.) Citation

Heisler, L., & Weiss, H. (1975). Experience with an Austrian gas plant. Hydrocarbon Processing, 54, 157.

Chicago Style (17th ed.) Citation

Heisler, L., and H. Weiss. "Experience with an Austrian Gas Plant." Hydrocarbon Processing 54 (1975): 157.

MLA (9th ed.) Citation

Heisler, L., and H. Weiss. "Experience with an Austrian Gas Plant." Hydrocarbon Processing, vol. 54, 1975, p. 157.