(1989). The pre-tertiary fossils of Sumatra and their environments: [papers submitted at the 22nd CCOP session, Guangzhou, 1985]. CCOP Technical Secretariat.
Chicago-Zitierstil (17. Ausg.)The Pre-tertiary Fossils of Sumatra and Their Environments: [papers Submitted at the 22nd CCOP Session, Guangzhou, 1985]. Bangkok: CCOP Technical Secretariat, 1989.
MLA-Zitierstil (9. Ausg.)The Pre-tertiary Fossils of Sumatra and Their Environments: [papers Submitted at the 22nd CCOP Session, Guangzhou, 1985]. CCOP Technical Secretariat, 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.