Proctor, R. A. Half-Hours with the Stars A Plain and Easy Guide to the Knowledge of the Constellations.
Chicago-čujuhus (17. p.)Proctor, Richard A. Half-Hours with the Stars A Plain and Easy Guide to the Knowledge of the Constellations.
MLA-čujuhus (9. p.)Proctor, Richard A. Half-Hours with the Stars A Plain and Easy Guide to the Knowledge of the Constellations.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.