Trích dẫn APA

Godfrey, L., & Jacob Philip. (1994). Ultrasonic study of the eleastic properties and phase transitions in selected mixed sulphate crystals. Cochin University of Science and Technology.

Trích dẫn kiểu Chicago

Godfrey, L., và Jacob Philip. Ultrasonic Study of the Eleastic Properties and Phase Transitions in Selected Mixed Sulphate Crystals. Cochin: Cochin University of Science and Technology, 1994.

Trích dẫn MLA

Godfrey, L., và Jacob Philip. Ultrasonic Study of the Eleastic Properties and Phase Transitions in Selected Mixed Sulphate Crystals. Cochin University of Science and Technology, 1994.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.