These waves occur within the lower 20 km of the atmosphere, and are comprised of a direct and reflected wave. The radio waves having high frequencies are basically called as space waves. These waves have the ability to propagate through atmosphere, from transmitter antenna to receiver antenna.
In published articles it also identifies the article for the reader at a glance. Formatting Instructions. The running head (along with the page numbers) appears in the header of every page (the header by nature is situated within the top margin of your paper; all the margins themselves should be set to 1 inch).
The page number, appears only in a citation to a direct quotation. (*these items must match exactly the corresponding entry) â¢ The APA encompasses strict guidelines for the formatting of documents . Formatting the. reference list and headings are the most important aspects of these guidelines in academic writing. The.