APA (7th ed.) Citation

Smith, S. P., & Smith, N. N. P. (1960). Problems in electrical engineering (power engineering and electronics) with answers (7th ed.). Constable.

Chicago Style (17th ed.) Citation

Smith, Stanley Parker, and N. N. Parker Smith. Problems in Electrical Engineering (power Engineering and Electronics) with Answers. 7th ed. London: Constable, 1960.

MLA (9th ed.) Citation

Smith, Stanley Parker, and N. N. Parker Smith. Problems in Electrical Engineering (power Engineering and Electronics) with Answers. 7th ed. Constable, 1960.