APA (7th ed.) Citation

Israel, R., Goulding, A., Lundin, W., & Lloyd, H. Harold Lloyd in Haunted spooks.

Chicago Style (17th ed.) Citation

Israel, Robert, Alfred Goulding, Walter Lundin, and Harold Lloyd. Harold Lloyd in Haunted Spooks.

MLA (9th ed.) Citation

Israel, Robert, et al. Harold Lloyd in Haunted Spooks.