APA (7th ed.) Citation

Seales, J. E. (1967). A system for instruction. International Textbook.

Chicago Style (17th ed.) Citation

Seales, John E. A System for Instruction. Scranton: International Textbook, 1967.

MLA (9th ed.) Citation

Seales, John E. A System for Instruction. International Textbook, 1967.