APA Style of Heading by Level of Subordination

 
(Top Level)

Centered, Bold, Upper and Lower Case, On Its Own Line

(Second Level)

Flush Left, Bold, Upper and Lower Case, On Its Own Line

Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa.

 
(Third level)

Flush Left, Bold Italic, Upper and Lower Case, On Its Own Line

Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa.

(Fourth level)

Indented, Bold, Upper and Lower Case, First Line of the Paragraph, Ending With a Period. Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa.

 

(Fifth level)

Indented, Bold Italic, Upper and Lower Case, First Line of the Paragraph, Ending With a Period. Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa.

Notes:

1. Headings are not underlined, not all capital, nor made with larger type than the body of the paper.

2. Usually, the introduction has no top level heading.

3. Only use sub-section headings if there are two or more subsections.

4. Headings do not start with a letter or number.