APA (7th ed.) Citation

Adelsperger, D., & Elson, B. (1999). Low technology drilling methododogy (LTDM).

Chicago Style (17th ed.) Citation

Adelsperger, Deborah, and Bob Elson. Low Technology Drilling Methododogy (LTDM). 1999.

MLA (9th ed.) Citation

Adelsperger, Deborah, and Bob Elson. Low Technology Drilling Methododogy (LTDM). 1999.

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