APA-čujuhus (7. p.)
(1974). METRO-APEX Volume 10.1: Developer's Manual. Revised. ERIC, Resources in Education (RIE).
Chicago-čujuhus (17. p.)
"METRO-APEX Volume 10.1: Developer's Manual. Revised." ERIC, Resources in Education (RIE) 1974.
MLA-čujuhus (9. p.)
"METRO-APEX Volume 10.1: Developer's Manual. Revised." ERIC, Resources in Education (RIE), 1974.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.