Παραπομπή σε μορφή APA (7η εκδ.)

Nichols, A. E. (1950). Survey of the secondary schools of Sierra Leone: With recommendations concerning their curricula. Govt. Printer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Nichols, Arthur Eastwood. Survey of the Secondary Schools of Sierra Leone: With Recommendations Concerning Their Curricula. Freetown, Sierra Leone: Govt. Printer, 1950.

Παραπομπή σε μορφή MLA (8th εκδ.)

Nichols, Arthur Eastwood. Survey of the Secondary Schools of Sierra Leone: With Recommendations Concerning Their Curricula. Govt. Printer, 1950.