APA (7. basım) Alıntı

Dowling, J. W. F., Franco L., R., & Russell, R. B. C. (1982). Natural asphalts: Their occurrence, properties and use in road construction in Columbia. Transport and Road Research Laboratory.

Chicago Style (17. basım) Atıf

Dowling, J. W. F., Rudolfo Franco L., ve R. B. C. Russell. Natural Asphalts: Their Occurrence, Properties and Use in Road Construction in Columbia. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1982.

MLA (9th ed.) Atıf

Dowling, J. W. F., et al. Natural Asphalts: Their Occurrence, Properties and Use in Road Construction in Columbia. Transport and Road Research Laboratory, 1982.