APA (7th ed.) Citation

Guthrie, E. R. (1960). The psychology of learning (Rev.ed.,repr.). Smith.

Chicago Style (17th ed.) Citation

Guthrie, Edwin R. The Psychology of Learning. Rev.ed.,repr. Gloucester, Mass: Smith, 1960.

MLA (9th ed.) Citation

Guthrie, Edwin R. The Psychology of Learning. Rev.ed.,repr. Smith, 1960.