Cita APA (7th ed.)

Willsey, A., & Swanson, G. (1988). In Charge!: Instructor's Manual. Philippine Publishing House.

Cita Chicago (17th ed.)

Willsey, Alice, i Gary Swanson. In Charge!: Instructor's Manual. Manila, Philippines: Philippine Publishing House, 1988.

Cita MLA (9th ed.)

Willsey, Alice, i Gary Swanson. In Charge!: Instructor's Manual. Philippine Publishing House, 1988.