Gaya APA

Foster, N, H., Beaumont, E, A. (1988). Reservoirs III : carbonates. (1988). : AAPG, Tulsa, Oklahoma.

Gaya MLA

Foster, Norman, H.., Beaumont, Edward, A.. "Reservoirs III : carbonates.". 1988 : AAPG, Tulsa, Oklahoma, 1988. Text.