APA Style

PEARSON, Allison. (2018). How Hard Can It Be? (Cetakan ke- 1). Great Britain: HarperCollins Publisher.

Chicago Style

PEARSON, Allison. How Hard Can It Be?. Cetakan ke- 1 Great Britain: HarperCollins Publisher, 2018. Text.

MLA Style

PEARSON, Allison. How Hard Can It Be?. Cetakan ke- 1 Great Britain: HarperCollins Publisher, 2018. Text.

Turabian Style

PEARSON, Allison. How Hard Can It Be?. Cetakan ke- 1 Great Britain: HarperCollins Publisher, 2018. Print.