APA
LaPutt J. P., . (1987). Elementary surveying 3rd ed. [Place of publication not identified]: Baguio Research & Publications.
Chicago
LaPutt Juny P, . 1987. Elementary surveying 3rd ed. [Place of publication not identified]: Baguio Research & Publications.
Harvard
LaPutt J. P., . (1987). Elementary surveying 3rd ed. [Place of publication not identified]: Baguio Research & Publications.
MLA
LaPutt Juny P, . Elementary surveying 3rd ed. [Place of publication not identified]: Baguio Research & Publications. 1987.