APA (7th ed.) Citation

PNG Mining & Petroleum Seminar Sydney. (1992). PNG mining and petroleum seminar 31 August- 1 September 1992. [Gardens Ridgeway].

Chicago Style (17th ed.) Citation

PNG Mining & Petroleum Seminar Sydney. PNG Mining and Petroleum Seminar 31 August- 1 September 1992. Sydney: [Gardens Ridgeway], 1992.

MLA (9th ed.) Citation

PNG Mining & Petroleum Seminar Sydney. PNG Mining and Petroleum Seminar 31 August- 1 September 1992. [Gardens Ridgeway], 1992.

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