APA (7th ed.) Citation

HARROP, P. F. (1966). Exercises in engineering drawing: A set of graded examples for technical schools, institutes and colleges. Macmillan.

Chicago Style (17th ed.) Citation

HARROP, P. F. Exercises in Engineering Drawing: A Set of Graded Examples for Technical Schools, Institutes and Colleges. London: Macmillan, 1966.

MLA (9th ed.) Citation

HARROP, P. F. Exercises in Engineering Drawing: A Set of Graded Examples for Technical Schools, Institutes and Colleges. Macmillan, 1966.