APA (7th ed.) Citation

Pacific Science Congresses (9th : 1957 : Chulalongkorn University, Bangkok). (1960). Soil and land classification. Secretariat.

Chicago Style (17th ed.) Citation

Pacific Science Congresses (9th : 1957 : Chulalongkorn University, Bangkok). Soil and Land Classification. Bangkok: Secretariat, 1960.

MLA (9th ed.) Citation

Pacific Science Congresses (9th : 1957 : Chulalongkorn University, Bangkok). Soil and Land Classification. Secretariat, 1960.

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