Παραπομπή APA

Protopapadakis, P., & Reynolds, H. R. (1959). Practical problems in soil mechanics. B.I publication.

Παραπομπή Chicago Style

Protopapadakis, P., και Henry R. Reynolds. Practical Problems in Soil Mechanics. Bombay: B.I publication, 1959.

Παραπομπή MLA

Protopapadakis, P., και Henry R. Reynolds. Practical Problems in Soil Mechanics. B.I publication, 1959.