APA (7th ed.) Citation

Lastrucci, C. L. (1967). The scientific approach: Basic principles of the scientific method (2.print.). Schenkman.

Chicago Style (17th ed.) Citation

Lastrucci, Carlo L. The Scientific Approach: Basic Principles of the Scientific Method. 2.print. Cambridge, Mass: Schenkman, 1967.

MLA (9th ed.) Citation

Lastrucci, Carlo L. The Scientific Approach: Basic Principles of the Scientific Method. 2.print. Schenkman, 1967.