APA Citation

Retno Widjajanti, & Sakti Hidayati. (2017). IPA biologi (Cet. 1.). Jakarta: Erlangga.

Chicago Style Citation

Retno Widjajanti, and Sakti Hidayati. IPA Biologi. Cet. 1. Jakarta: Erlangga, 2017.

MLA Citation

Retno Widjajanti, and Sakti Hidayati. IPA Biologi. Cet. 1. Jakarta: Erlangga, 2017.

Warning: These citations may not always be 100% accurate.