One author

Parenthetical citation: (Luna, 2020)

Narrative citation: Luna (2020)

Two authors

Parenthetical citation: (Salas & D'Agostino, 2020)

Narrative citation: Salas and D'Agostino (2020)

Three or more authors

Parenthetical citation: (Martin et al., 2020)

Narrative citation: Martin et al. (2020)

Group author with abbreviation

First citation

Parenthetical citation: (National Institute of Mental Health [NIMH], 2020)

Narrative citation: National Institute of Mental Health (NIMH, 2020)

Group author with abbreviation

Subsequent citation

Parenthetical citation: (NIMH, 2020)

Narrative citation: NIMH (2020)

Group author without abbreviation

Parenthetical citation: (Stanford University, 2020)

Narrative citation: Stanford University (2020)